Home / 7,624.45-10,520.70-4,267.12

Finding the Fourth Proportional to 7,624.45, 10,520.70 and 4,267.12

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Solution

The fourth proportional to 7,624.45, 10,520.70 and 4,267.12 is: 5,888.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.45 : 10,520.70 = 4,267.12 : x
  2. Step 2: Convert to fraction form
    7,624.45/10,520.70 = 4,267.12/x
  3. Step 3: Cross multiply
    7,624.45x = 10,520.70 × 4,267.12
  4. Step 4: Simplify right side
    7,624.45x = 44,893,089.38
  5. Step 5: Solve for x
    x = 44,893,089.38/7,624.45
  6. Step 6: Final answer
    x = 5,888.04

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Half scale
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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.