Home / 1,155.14-1,733.32-462.18

Finding the Fourth Proportional to 1,155.14, 1,733.32 and 462.18

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Solution

The fourth proportional to 1,155.14, 1,733.32 and 462.18 is: 693.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155.14 : 1,733.32 = 462.18 : x
  2. Step 2: Convert to fraction form
    1,155.14/1,733.32 = 462.18/x
  3. Step 3: Cross multiply
    1,155.14x = 1,733.32 × 462.18
  4. Step 4: Simplify right side
    1,155.14x = 801,105.84
  5. Step 5: Solve for x
    x = 801,105.84/1,155.14
  6. Step 6: Final answer
    x = 693.51

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.