Home / 8,501.13-11,731.66-4,724.53

Finding the Fourth Proportional to 8,501.13, 11,731.66 and 4,724.53

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Solution

The fourth proportional to 8,501.13, 11,731.66 and 4,724.53 is: 6,519.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.13 : 11,731.66 = 4,724.53 : x
  2. Step 2: Convert to fraction form
    8,501.13/11,731.66 = 4,724.53/x
  3. Step 3: Cross multiply
    8,501.13x = 11,731.66 × 4,724.53
  4. Step 4: Simplify right side
    8,501.13x = 55,426,551.77
  5. Step 5: Solve for x
    x = 55,426,551.77/8,501.13
  6. Step 6: Final answer
    x = 6,519.91

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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.