Home / 3,727.74-5,590.40-1,262.10

Finding the Fourth Proportional to 3,727.74, 5,590.40 and 1,262.10

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Solution

The fourth proportional to 3,727.74, 5,590.40 and 1,262.10 is: 1,892.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.74 : 5,590.40 = 1,262.10 : x
  2. Step 2: Convert to fraction form
    3,727.74/5,590.40 = 1,262.10/x
  3. Step 3: Cross multiply
    3,727.74x = 5,590.40 × 1,262.10
  4. Step 4: Simplify right side
    3,727.74x = 7,055,637.53
  5. Step 5: Solve for x
    x = 7,055,637.53/3,727.74
  6. Step 6: Final answer
    x = 1,892.74

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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.