Home / 2,585.11-3,565.85-2,254.33

Finding the Fourth Proportional to 2,585.11, 3,565.85 and 2,254.33

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Solution

The fourth proportional to 2,585.11, 3,565.85 and 2,254.33 is: 3,109.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585.11 : 3,565.85 = 2,254.33 : x
  2. Step 2: Convert to fraction form
    2,585.11/3,565.85 = 2,254.33/x
  3. Step 3: Cross multiply
    2,585.11x = 3,565.85 × 2,254.33
  4. Step 4: Simplify right side
    2,585.11x = 8,038,573.53
  5. Step 5: Solve for x
    x = 8,038,573.53/2,585.11
  6. Step 6: Final answer
    x = 3,109.57

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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.