Home / 8,344.77-12,517.56-6,881.24

Finding the Fourth Proportional to 8,344.77, 12,517.56 and 6,881.24

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Solution

The fourth proportional to 8,344.77, 12,517.56 and 6,881.24 is: 10,322.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.77 : 12,517.56 = 6,881.24 : x
  2. Step 2: Convert to fraction form
    8,344.77/12,517.56 = 6,881.24/x
  3. Step 3: Cross multiply
    8,344.77x = 12,517.56 × 6,881.24
  4. Step 4: Simplify right side
    8,344.77x = 86,136,271.99
  5. Step 5: Solve for x
    x = 86,136,271.99/8,344.77
  6. Step 6: Final answer
    x = 10,322.19

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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.