Home / 6,747.85-10,124.70-3,624.21

Finding the Fourth Proportional to 6,747.85, 10,124.70 and 3,624.21

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Solution

The fourth proportional to 6,747.85, 10,124.70 and 3,624.21 is: 5,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.85 : 10,124.70 = 3,624.21 : x
  2. Step 2: Convert to fraction form
    6,747.85/10,124.70 = 3,624.21/x
  3. Step 3: Cross multiply
    6,747.85x = 10,124.70 × 3,624.21
  4. Step 4: Simplify right side
    6,747.85x = 36,694,038.99
  5. Step 5: Solve for x
    x = 36,694,038.99/6,747.85
  6. Step 6: Final answer
    x = 5,437.89

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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.