Home / 3,565.87-4,915.75-2,445.03

Finding the Fourth Proportional to 3,565.87, 4,915.75 and 2,445.03

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Solution

The fourth proportional to 3,565.87, 4,915.75 and 2,445.03 is: 3,370.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.87 : 4,915.75 = 2,445.03 : x
  2. Step 2: Convert to fraction form
    3,565.87/4,915.75 = 2,445.03/x
  3. Step 3: Cross multiply
    3,565.87x = 4,915.75 × 2,445.03
  4. Step 4: Simplify right side
    3,565.87x = 12,019,144.00
  5. Step 5: Solve for x
    x = 12,019,144.00/3,565.87
  6. Step 6: Final answer
    x = 3,370.61

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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.