Home / 7,397.38-10,209.81-4,748.14

Finding the Fourth Proportional to 7,397.38, 10,209.81 and 4,748.14

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Solution

The fourth proportional to 7,397.38, 10,209.81 and 4,748.14 is: 6,553.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.38 : 10,209.81 = 4,748.14 : x
  2. Step 2: Convert to fraction form
    7,397.38/10,209.81 = 4,748.14/x
  3. Step 3: Cross multiply
    7,397.38x = 10,209.81 × 4,748.14
  4. Step 4: Simplify right side
    7,397.38x = 48,477,607.25
  5. Step 5: Solve for x
    x = 48,477,607.25/7,397.38
  6. Step 6: Final answer
    x = 6,553.35

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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.