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Finding the Fourth Proportional to 4,395.54, 6,593.72 and 1,275.42

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Solution

The fourth proportional to 4,395.54, 6,593.72 and 1,275.42 is: 1,913.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395.54 : 6,593.72 = 1,275.42 : x
  2. Step 2: Convert to fraction form
    4,395.54/6,593.72 = 1,275.42/x
  3. Step 3: Cross multiply
    4,395.54x = 6,593.72 × 1,275.42
  4. Step 4: Simplify right side
    4,395.54x = 8,409,755.99
  5. Step 5: Solve for x
    x = 8,409,755.99/4,395.54
  6. Step 6: Final answer
    x = 1,913.25

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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.