Home / 5,154.03-7,731.51-1,456.35

Finding the Fourth Proportional to 5,154.03, 7,731.51 and 1,456.35

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Solution

The fourth proportional to 5,154.03, 7,731.51 and 1,456.35 is: 2,184.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.03 : 7,731.51 = 1,456.35 : x
  2. Step 2: Convert to fraction form
    5,154.03/7,731.51 = 1,456.35/x
  3. Step 3: Cross multiply
    5,154.03x = 7,731.51 × 1,456.35
  4. Step 4: Simplify right side
    5,154.03x = 11,259,784.59
  5. Step 5: Solve for x
    x = 11,259,784.59/5,154.03
  6. Step 6: Final answer
    x = 2,184.66

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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.