Home / 4,123.04-5,689.80-2,445.27

Finding the Fourth Proportional to 4,123.04, 5,689.80 and 2,445.27

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Solution

The fourth proportional to 4,123.04, 5,689.80 and 2,445.27 is: 3,374.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.04 : 5,689.80 = 2,445.27 : x
  2. Step 2: Convert to fraction form
    4,123.04/5,689.80 = 2,445.27/x
  3. Step 3: Cross multiply
    4,123.04x = 5,689.80 × 2,445.27
  4. Step 4: Simplify right side
    4,123.04x = 13,913,097.25
  5. Step 5: Solve for x
    x = 13,913,097.25/4,123.04
  6. Step 6: Final answer
    x = 3,374.48

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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.