Home / 9,632.28-13,292.40-5,440.60

Finding the Fourth Proportional to 9,632.28, 13,292.40 and 5,440.60

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Solution

The fourth proportional to 9,632.28, 13,292.40 and 5,440.60 is: 7,507.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,632.28 : 13,292.40 = 5,440.60 : x
  2. Step 2: Convert to fraction form
    9,632.28/13,292.40 = 5,440.60/x
  3. Step 3: Cross multiply
    9,632.28x = 13,292.40 × 5,440.60
  4. Step 4: Simplify right side
    9,632.28x = 72,318,631.44
  5. Step 5: Solve for x
    x = 72,318,631.44/9,632.28
  6. Step 6: Final answer
    x = 7,507.95

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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.