Home / 3,713.84-5,570.56-1,248.72

Finding the Fourth Proportional to 3,713.84, 5,570.56 and 1,248.72

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Solution

The fourth proportional to 3,713.84, 5,570.56 and 1,248.72 is: 1,873.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.84 : 5,570.56 = 1,248.72 : x
  2. Step 2: Convert to fraction form
    3,713.84/5,570.56 = 1,248.72/x
  3. Step 3: Cross multiply
    3,713.84x = 5,570.56 × 1,248.72
  4. Step 4: Simplify right side
    3,713.84x = 6,956,069.68
  5. Step 5: Solve for x
    x = 6,956,069.68/3,713.84
  6. Step 6: Final answer
    x = 1,873.01

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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.