Home / 8,210.34-11,330.55-4,484.34

Finding the Fourth Proportional to 8,210.34, 11,330.55 and 4,484.34

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Solution

The fourth proportional to 8,210.34, 11,330.55 and 4,484.34 is: 6,188.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.34 : 11,330.55 = 4,484.34 : x
  2. Step 2: Convert to fraction form
    8,210.34/11,330.55 = 4,484.34/x
  3. Step 3: Cross multiply
    8,210.34x = 11,330.55 × 4,484.34
  4. Step 4: Simplify right side
    8,210.34x = 50,810,038.59
  5. Step 5: Solve for x
    x = 50,810,038.59/8,210.34
  6. Step 6: Final answer
    x = 6,188.54

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Half scale
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Double scale
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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.