Home / 7,261.52-10,020.90-4,747.84

Finding the Fourth Proportional to 7,261.52, 10,020.90 and 4,747.84

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Solution

The fourth proportional to 7,261.52, 10,020.90 and 4,747.84 is: 6,552.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.52 : 10,020.90 = 4,747.84 : x
  2. Step 2: Convert to fraction form
    7,261.52/10,020.90 = 4,747.84/x
  3. Step 3: Cross multiply
    7,261.52x = 10,020.90 × 4,747.84
  4. Step 4: Simplify right side
    7,261.52x = 47,577,644.12
  5. Step 5: Solve for x
    x = 47,577,644.12/7,261.52
  6. Step 6: Final answer
    x = 6,552.02

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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.