Home / 5,272.80-7,267.20-5,026.56

Finding the Fourth Proportional to 5,272.80, 7,267.20 and 5,026.56

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Solution

The fourth proportional to 5,272.80, 7,267.20 and 5,026.56 is: 6,927.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.80 : 7,267.20 = 5,026.56 : x
  2. Step 2: Convert to fraction form
    5,272.80/7,267.20 = 5,026.56/x
  3. Step 3: Cross multiply
    5,272.80x = 7,267.20 × 5,026.56
  4. Step 4: Simplify right side
    5,272.80x = 36,529,016.83
  5. Step 5: Solve for x
    x = 36,529,016.83/5,272.80
  6. Step 6: Final answer
    x = 6,927.82

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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.