Home / 7,512.36-10,367.10-4,155.18

Finding the Fourth Proportional to 7,512.36, 10,367.10 and 4,155.18

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Solution

The fourth proportional to 7,512.36, 10,367.10 and 4,155.18 is: 5,734.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.36 : 10,367.10 = 4,155.18 : x
  2. Step 2: Convert to fraction form
    7,512.36/10,367.10 = 4,155.18/x
  3. Step 3: Cross multiply
    7,512.36x = 10,367.10 × 4,155.18
  4. Step 4: Simplify right side
    7,512.36x = 43,077,166.58
  5. Step 5: Solve for x
    x = 43,077,166.58/7,512.36
  6. Step 6: Final answer
    x = 5,734.17

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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.