Home / 9,624.24-13,281.48-5,432.40

Finding the Fourth Proportional to 9,624.24, 13,281.48 and 5,432.40

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Solution

The fourth proportional to 9,624.24, 13,281.48 and 5,432.40 is: 7,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,624.24 : 13,281.48 = 5,432.40 : x
  2. Step 2: Convert to fraction form
    9,624.24/13,281.48 = 5,432.40/x
  3. Step 3: Cross multiply
    9,624.24x = 13,281.48 × 5,432.40
  4. Step 4: Simplify right side
    9,624.24x = 72,150,311.95
  5. Step 5: Solve for x
    x = 72,150,311.95/9,624.24
  6. Step 6: Final answer
    x = 7,496.73

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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.