Home / 9,397.17-12,968.23-5,148.13

Finding the Fourth Proportional to 9,397.17, 12,968.23 and 5,148.13

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Solution

The fourth proportional to 9,397.17, 12,968.23 and 5,148.13 is: 7,104.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,397.17 : 12,968.23 = 5,148.13 : x
  2. Step 2: Convert to fraction form
    9,397.17/12,968.23 = 5,148.13/x
  3. Step 3: Cross multiply
    9,397.17x = 12,968.23 × 5,148.13
  4. Step 4: Simplify right side
    9,397.17x = 66,762,133.91
  5. Step 5: Solve for x
    x = 66,762,133.91/9,397.17
  6. Step 6: Final answer
    x = 7,104.49

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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.