Home / 5,612.54-7,752.76-4,302.47

Finding the Fourth Proportional to 5,612.54, 7,752.76 and 4,302.47

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Solution

The fourth proportional to 5,612.54, 7,752.76 and 4,302.47 is: 5,943.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.54 : 7,752.76 = 4,302.47 : x
  2. Step 2: Convert to fraction form
    5,612.54/7,752.76 = 4,302.47/x
  3. Step 3: Cross multiply
    5,612.54x = 7,752.76 × 4,302.47
  4. Step 4: Simplify right side
    5,612.54x = 33,356,006.54
  5. Step 5: Solve for x
    x = 33,356,006.54/5,612.54
  6. Step 6: Final answer
    x = 5,943.12

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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.