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Finding the Fourth Proportional to 7,624.88, 10,527.36 and 5,865.68

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Solution

The fourth proportional to 7,624.88, 10,527.36 and 5,865.68 is: 8,098.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.88 : 10,527.36 = 5,865.68 : x
  2. Step 2: Convert to fraction form
    7,624.88/10,527.36 = 5,865.68/x
  3. Step 3: Cross multiply
    7,624.88x = 10,527.36 × 5,865.68
  4. Step 4: Simplify right side
    7,624.88x = 61,750,125.00
  5. Step 5: Solve for x
    x = 61,750,125.00/7,624.88
  6. Step 6: Final answer
    x = 8,098.50

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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.