Home / 3,746.56-5,165.40-2,565.60

Finding the Fourth Proportional to 3,746.56, 5,165.40 and 2,565.60

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Solution

The fourth proportional to 3,746.56, 5,165.40 and 2,565.60 is: 3,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.56 : 5,165.40 = 2,565.60 : x
  2. Step 2: Convert to fraction form
    3,746.56/5,165.40 = 2,565.60/x
  3. Step 3: Cross multiply
    3,746.56x = 5,165.40 × 2,565.60
  4. Step 4: Simplify right side
    3,746.56x = 13,252,350.24
  5. Step 5: Solve for x
    x = 13,252,350.24/3,746.56
  6. Step 6: Final answer
    x = 3,537.20

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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.