Home / 8,259.20-11,398.94-5,277.02

Finding the Fourth Proportional to 8,259.20, 11,398.94 and 5,277.02

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Solution

The fourth proportional to 8,259.20, 11,398.94 and 5,277.02 is: 7,283.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.20 : 11,398.94 = 5,277.02 : x
  2. Step 2: Convert to fraction form
    8,259.20/11,398.94 = 5,277.02/x
  3. Step 3: Cross multiply
    8,259.20x = 11,398.94 × 5,277.02
  4. Step 4: Simplify right side
    8,259.20x = 60,152,350.98
  5. Step 5: Solve for x
    x = 60,152,350.98/8,259.20
  6. Step 6: Final answer
    x = 7,283.08

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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.