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Finding the Fourth Proportional to 7,245.04, 9,995.72 and 4,592.08

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Solution

The fourth proportional to 7,245.04, 9,995.72 and 4,592.08 is: 6,335.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.04 : 9,995.72 = 4,592.08 : x
  2. Step 2: Convert to fraction form
    7,245.04/9,995.72 = 4,592.08/x
  3. Step 3: Cross multiply
    7,245.04x = 9,995.72 × 4,592.08
  4. Step 4: Simplify right side
    7,245.04x = 45,901,145.90
  5. Step 5: Solve for x
    x = 45,901,145.90/7,245.04
  6. Step 6: Final answer
    x = 6,335.53

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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.