Home / 3,724.74-5,588.04-1,260.12

Finding the Fourth Proportional to 3,724.74, 5,588.04 and 1,260.12

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Solution

The fourth proportional to 3,724.74, 5,588.04 and 1,260.12 is: 1,890.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.74 : 5,588.04 = 1,260.12 : x
  2. Step 2: Convert to fraction form
    3,724.74/5,588.04 = 1,260.12/x
  3. Step 3: Cross multiply
    3,724.74x = 5,588.04 × 1,260.12
  4. Step 4: Simplify right side
    3,724.74x = 7,041,600.96
  5. Step 5: Solve for x
    x = 7,041,600.96/3,724.74
  6. Step 6: Final answer
    x = 1,890.49

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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.