Home / 5,624.68-8,475.15-4,672.12

Finding the Fourth Proportional to 5,624.68, 8,475.15 and 4,672.12

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Solution

The fourth proportional to 5,624.68, 8,475.15 and 4,672.12 is: 7,039.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.68 : 8,475.15 = 4,672.12 : x
  2. Step 2: Convert to fraction form
    5,624.68/8,475.15 = 4,672.12/x
  3. Step 3: Cross multiply
    5,624.68x = 8,475.15 × 4,672.12
  4. Step 4: Simplify right side
    5,624.68x = 39,596,894.46
  5. Step 5: Solve for x
    x = 39,596,894.46/5,624.68
  6. Step 6: Final answer
    x = 7,039.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.