Home / 4,390.48-6,587.56-1,927.08

Finding the Fourth Proportional to 4,390.48, 6,587.56 and 1,927.08

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Solution

The fourth proportional to 4,390.48, 6,587.56 and 1,927.08 is: 2,891.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.48 : 6,587.56 = 1,927.08 : x
  2. Step 2: Convert to fraction form
    4,390.48/6,587.56 = 1,927.08/x
  3. Step 3: Cross multiply
    4,390.48x = 6,587.56 × 1,927.08
  4. Step 4: Simplify right side
    4,390.48x = 12,694,755.12
  5. Step 5: Solve for x
    x = 12,694,755.12/4,390.48
  6. Step 6: Final answer
    x = 2,891.43

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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.