Home / 9,549.60-13,178.45-5,569.95

Finding the Fourth Proportional to 9,549.60, 13,178.45 and 5,569.95

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Solution

The fourth proportional to 9,549.60, 13,178.45 and 5,569.95 is: 7,686.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,549.60 : 13,178.45 = 5,569.95 : x
  2. Step 2: Convert to fraction form
    9,549.60/13,178.45 = 5,569.95/x
  3. Step 3: Cross multiply
    9,549.60x = 13,178.45 × 5,569.95
  4. Step 4: Simplify right side
    9,549.60x = 73,403,265.46
  5. Step 5: Solve for x
    x = 73,403,265.46/9,549.60
  6. Step 6: Final answer
    x = 7,686.53

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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.