Home / 3,757.04-5,184.12-2,430.80

Finding the Fourth Proportional to 3,757.04, 5,184.12 and 2,430.80

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Solution

The fourth proportional to 3,757.04, 5,184.12 and 2,430.80 is: 3,354.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.04 : 5,184.12 = 2,430.80 : x
  2. Step 2: Convert to fraction form
    3,757.04/5,184.12 = 2,430.80/x
  3. Step 3: Cross multiply
    3,757.04x = 5,184.12 × 2,430.80
  4. Step 4: Simplify right side
    3,757.04x = 12,601,558.90
  5. Step 5: Solve for x
    x = 12,601,558.90/3,757.04
  6. Step 6: Final answer
    x = 3,354.12

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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.