Home / 9,101.49-12,562.47-5,324.46

Finding the Fourth Proportional to 9,101.49, 12,562.47 and 5,324.46

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Solution

The fourth proportional to 9,101.49, 12,562.47 and 5,324.46 is: 7,349.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101.49 : 12,562.47 = 5,324.46 : x
  2. Step 2: Convert to fraction form
    9,101.49/12,562.47 = 5,324.46/x
  3. Step 3: Cross multiply
    9,101.49x = 12,562.47 × 5,324.46
  4. Step 4: Simplify right side
    9,101.49x = 66,888,369.02
  5. Step 5: Solve for x
    x = 66,888,369.02/9,101.49
  6. Step 6: Final answer
    x = 7,349.17

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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.