Home / 9,652.11-13,318.81-5,402.58

Finding the Fourth Proportional to 9,652.11, 13,318.81 and 5,402.58

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Solution

The fourth proportional to 9,652.11, 13,318.81 and 5,402.58 is: 7,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,652.11 : 13,318.81 = 5,402.58 : x
  2. Step 2: Convert to fraction form
    9,652.11/13,318.81 = 5,402.58/x
  3. Step 3: Cross multiply
    9,652.11x = 13,318.81 × 5,402.58
  4. Step 4: Simplify right side
    9,652.11x = 71,955,978.39
  5. Step 5: Solve for x
    x = 71,955,978.39/9,652.11
  6. Step 6: Final answer
    x = 7,454.95

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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.