Home / 3,742.74-5,615.10-1,550.93

Finding the Fourth Proportional to 3,742.74, 5,615.10 and 1,550.93

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Solution

The fourth proportional to 3,742.74, 5,615.10 and 1,550.93 is: 2,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.74 : 5,615.10 = 1,550.93 : x
  2. Step 2: Convert to fraction form
    3,742.74/5,615.10 = 1,550.93/x
  3. Step 3: Cross multiply
    3,742.74x = 5,615.10 × 1,550.93
  4. Step 4: Simplify right side
    3,742.74x = 8,708,598.97
  5. Step 5: Solve for x
    x = 8,708,598.97/3,742.74
  6. Step 6: Final answer
    x = 2,326.80

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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.