Home / 8,528.70-12,784.25-4,624.86

Finding the Fourth Proportional to 8,528.70, 12,784.25 and 4,624.86

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Solution

The fourth proportional to 8,528.70, 12,784.25 and 4,624.86 is: 6,932.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.70 : 12,784.25 = 4,624.86 : x
  2. Step 2: Convert to fraction form
    8,528.70/12,784.25 = 4,624.86/x
  3. Step 3: Cross multiply
    8,528.70x = 12,784.25 × 4,624.86
  4. Step 4: Simplify right side
    8,528.70x = 59,125,366.46
  5. Step 5: Solve for x
    x = 59,125,366.46/8,528.70
  6. Step 6: Final answer
    x = 6,932.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.