Home / 8,717.48-13,077.96-4,559.36

Finding the Fourth Proportional to 8,717.48, 13,077.96 and 4,559.36

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Solution

The fourth proportional to 8,717.48, 13,077.96 and 4,559.36 is: 6,839.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.48 : 13,077.96 = 4,559.36 : x
  2. Step 2: Convert to fraction form
    8,717.48/13,077.96 = 4,559.36/x
  3. Step 3: Cross multiply
    8,717.48x = 13,077.96 × 4,559.36
  4. Step 4: Simplify right side
    8,717.48x = 59,627,127.71
  5. Step 5: Solve for x
    x = 59,627,127.71/8,717.48
  6. Step 6: Final answer
    x = 6,839.95

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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.