Home / 8,755.02-13,138.47-3,561.84

Finding the Fourth Proportional to 8,755.02, 13,138.47 and 3,561.84

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Solution

The fourth proportional to 8,755.02, 13,138.47 and 3,561.84 is: 5,345.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.02 : 13,138.47 = 3,561.84 : x
  2. Step 2: Convert to fraction form
    8,755.02/13,138.47 = 3,561.84/x
  3. Step 3: Cross multiply
    8,755.02x = 13,138.47 × 3,561.84
  4. Step 4: Simplify right side
    8,755.02x = 46,797,127.98
  5. Step 5: Solve for x
    x = 46,797,127.98/8,755.02
  6. Step 6: Final answer
    x = 5,345.18

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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.