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Finding the Fourth Proportional to 5,604.01, 7,734.45 and 4,275.20

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Solution

The fourth proportional to 5,604.01, 7,734.45 and 4,275.20 is: 5,900.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.01 : 7,734.45 = 4,275.20 : x
  2. Step 2: Convert to fraction form
    5,604.01/7,734.45 = 4,275.20/x
  3. Step 3: Cross multiply
    5,604.01x = 7,734.45 × 4,275.20
  4. Step 4: Simplify right side
    5,604.01x = 33,066,356.01
  5. Step 5: Solve for x
    x = 33,066,356.01/5,604.01
  6. Step 6: Final answer
    x = 5,900.48

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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.