Home / 5,624.04-7,756.90-3,757.80

Finding the Fourth Proportional to 5,624.04, 7,756.90 and 3,757.80

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Solution

The fourth proportional to 5,624.04, 7,756.90 and 3,757.80 is: 5,182.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.04 : 7,756.90 = 3,757.80 : x
  2. Step 2: Convert to fraction form
    5,624.04/7,756.90 = 3,757.80/x
  3. Step 3: Cross multiply
    5,624.04x = 7,756.90 × 3,757.80
  4. Step 4: Simplify right side
    5,624.04x = 29,148,878.82
  5. Step 5: Solve for x
    x = 29,148,878.82/5,624.04
  6. Step 6: Final answer
    x = 5,182.91

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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.