Home / 9,140.74-13,712.16-3,593.35

Finding the Fourth Proportional to 9,140.74, 13,712.16 and 3,593.35

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Solution

The fourth proportional to 9,140.74, 13,712.16 and 3,593.35 is: 5,390.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,140.74 : 13,712.16 = 3,593.35 : x
  2. Step 2: Convert to fraction form
    9,140.74/13,712.16 = 3,593.35/x
  3. Step 3: Cross multiply
    9,140.74x = 13,712.16 × 3,593.35
  4. Step 4: Simplify right side
    9,140.74x = 49,272,590.14
  5. Step 5: Solve for x
    x = 49,272,590.14/9,140.74
  6. Step 6: Final answer
    x = 5,390.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.