Home / 8,025.19-11,079.63-5,235.55

Finding the Fourth Proportional to 8,025.19, 11,079.63 and 5,235.55

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Solution

The fourth proportional to 8,025.19, 11,079.63 and 5,235.55 is: 7,228.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.19 : 11,079.63 = 5,235.55 : x
  2. Step 2: Convert to fraction form
    8,025.19/11,079.63 = 5,235.55/x
  3. Step 3: Cross multiply
    8,025.19x = 11,079.63 × 5,235.55
  4. Step 4: Simplify right side
    8,025.19x = 58,007,929.15
  5. Step 5: Solve for x
    x = 58,007,929.15/8,025.19
  6. Step 6: Final answer
    x = 7,228.23

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Half scale
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Double scale
Find fourth proportional to 8,026.19, 11,081.01 and 5,236.55
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.