Home / 4,387.78-6,054.80-2,397.91

Finding the Fourth Proportional to 4,387.78, 6,054.80 and 2,397.91

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Solution

The fourth proportional to 4,387.78, 6,054.80 and 2,397.91 is: 3,308.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.78 : 6,054.80 = 2,397.91 : x
  2. Step 2: Convert to fraction form
    4,387.78/6,054.80 = 2,397.91/x
  3. Step 3: Cross multiply
    4,387.78x = 6,054.80 × 2,397.91
  4. Step 4: Simplify right side
    4,387.78x = 14,518,865.47
  5. Step 5: Solve for x
    x = 14,518,865.47/4,387.78
  6. Step 6: Final answer
    x = 3,308.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.