Home / 4,387.85-6,055.37-2,398.36

Finding the Fourth Proportional to 4,387.85, 6,055.37 and 2,398.36

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Solution

The fourth proportional to 4,387.85, 6,055.37 and 2,398.36 is: 3,309.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.85 : 6,055.37 = 2,398.36 : x
  2. Step 2: Convert to fraction form
    4,387.85/6,055.37 = 2,398.36/x
  3. Step 3: Cross multiply
    4,387.85x = 6,055.37 × 2,398.36
  4. Step 4: Simplify right side
    4,387.85x = 14,522,963.90
  5. Step 5: Solve for x
    x = 14,522,963.90/4,387.85
  6. Step 6: Final answer
    x = 3,309.82

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1.5x scale

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.