Home / 7,250.40-10,872.36-4,472.82

Finding the Fourth Proportional to 7,250.40, 10,872.36 and 4,472.82

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Solution

The fourth proportional to 7,250.40, 10,872.36 and 4,472.82 is: 6,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.40 : 10,872.36 = 4,472.82 : x
  2. Step 2: Convert to fraction form
    7,250.40/10,872.36 = 4,472.82/x
  3. Step 3: Cross multiply
    7,250.40x = 10,872.36 × 4,472.82
  4. Step 4: Simplify right side
    7,250.40x = 48,630,109.26
  5. Step 5: Solve for x
    x = 48,630,109.26/7,250.40
  6. Step 6: Final answer
    x = 6,707.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.