Home / 5,624.08-8,436.14-1,728.46

Finding the Fourth Proportional to 5,624.08, 8,436.14 and 1,728.46

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Solution

The fourth proportional to 5,624.08, 8,436.14 and 1,728.46 is: 2,592.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.08 : 8,436.14 = 1,728.46 : x
  2. Step 2: Convert to fraction form
    5,624.08/8,436.14 = 1,728.46/x
  3. Step 3: Cross multiply
    5,624.08x = 8,436.14 × 1,728.46
  4. Step 4: Simplify right side
    5,624.08x = 14,581,530.54
  5. Step 5: Solve for x
    x = 14,581,530.54/5,624.08
  6. Step 6: Final answer
    x = 2,592.70

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1.5x scale

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.