Home / 3,557.43-4,909.49-2,360.32

Finding the Fourth Proportional to 3,557.43, 4,909.49 and 2,360.32

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Solution

The fourth proportional to 3,557.43, 4,909.49 and 2,360.32 is: 3,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.43 : 4,909.49 = 2,360.32 : x
  2. Step 2: Convert to fraction form
    3,557.43/4,909.49 = 2,360.32/x
  3. Step 3: Cross multiply
    3,557.43x = 4,909.49 × 2,360.32
  4. Step 4: Simplify right side
    3,557.43x = 11,587,967.44
  5. Step 5: Solve for x
    x = 11,587,967.44/3,557.43
  6. Step 6: Final answer
    x = 3,257.40

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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.