Home / 3,559.52-5,312.08-3,170.72

Finding the Fourth Proportional to 3,559.52, 5,312.08 and 3,170.72

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Solution

The fourth proportional to 3,559.52, 5,312.08 and 3,170.72 is: 4,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.52 : 5,312.08 = 3,170.72 : x
  2. Step 2: Convert to fraction form
    3,559.52/5,312.08 = 3,170.72/x
  3. Step 3: Cross multiply
    3,559.52x = 5,312.08 × 3,170.72
  4. Step 4: Simplify right side
    3,559.52x = 16,843,118.30
  5. Step 5: Solve for x
    x = 16,843,118.30/3,559.52
  6. Step 6: Final answer
    x = 4,731.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.