Home / 3,713.61-5,570.79-1,374.23

Finding the Fourth Proportional to 3,713.61, 5,570.79 and 1,374.23

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Solution

The fourth proportional to 3,713.61, 5,570.79 and 1,374.23 is: 2,061.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.61 : 5,570.79 = 1,374.23 : x
  2. Step 2: Convert to fraction form
    3,713.61/5,570.79 = 1,374.23/x
  3. Step 3: Cross multiply
    3,713.61x = 5,570.79 × 1,374.23
  4. Step 4: Simplify right side
    3,713.61x = 7,655,546.74
  5. Step 5: Solve for x
    x = 7,655,546.74/3,713.61
  6. Step 6: Final answer
    x = 2,061.48

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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.