Home / 3,646.90-5,032.56-2,074.96

Finding the Fourth Proportional to 3,646.90, 5,032.56 and 2,074.96

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Solution

The fourth proportional to 3,646.90, 5,032.56 and 2,074.96 is: 2,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.90 : 5,032.56 = 2,074.96 : x
  2. Step 2: Convert to fraction form
    3,646.90/5,032.56 = 2,074.96/x
  3. Step 3: Cross multiply
    3,646.90x = 5,032.56 × 2,074.96
  4. Step 4: Simplify right side
    3,646.90x = 10,442,360.70
  5. Step 5: Solve for x
    x = 10,442,360.70/3,646.90
  6. Step 6: Final answer
    x = 2,863.35

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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.