Home / 6,242.40-9,363.24-3,776.55

Finding the Fourth Proportional to 6,242.40, 9,363.24 and 3,776.55

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Solution

The fourth proportional to 6,242.40, 9,363.24 and 3,776.55 is: 5,664.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.40 : 9,363.24 = 3,776.55 : x
  2. Step 2: Convert to fraction form
    6,242.40/9,363.24 = 3,776.55/x
  3. Step 3: Cross multiply
    6,242.40x = 9,363.24 × 3,776.55
  4. Step 4: Simplify right side
    6,242.40x = 35,360,744.02
  5. Step 5: Solve for x
    x = 35,360,744.02/6,242.40
  6. Step 6: Final answer
    x = 5,664.61

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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.