Home / 7,337.90-10,125.68-4,151.03

Finding the Fourth Proportional to 7,337.90, 10,125.68 and 4,151.03

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Solution

The fourth proportional to 7,337.90, 10,125.68 and 4,151.03 is: 5,728.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.90 : 10,125.68 = 4,151.03 : x
  2. Step 2: Convert to fraction form
    7,337.90/10,125.68 = 4,151.03/x
  3. Step 3: Cross multiply
    7,337.90x = 10,125.68 × 4,151.03
  4. Step 4: Simplify right side
    7,337.90x = 42,031,930.07
  5. Step 5: Solve for x
    x = 42,031,930.07/7,337.90
  6. Step 6: Final answer
    x = 5,728.06

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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.