Home / 10,664.28-14,712.12-6,184.80

Finding the Fourth Proportional to 10,664.28, 14,712.12 and 6,184.80

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Solution

The fourth proportional to 10,664.28, 14,712.12 and 6,184.80 is: 8,532.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,664.28 : 14,712.12 = 6,184.80 : x
  2. Step 2: Convert to fraction form
    10,664.28/14,712.12 = 6,184.80/x
  3. Step 3: Cross multiply
    10,664.28x = 14,712.12 × 6,184.80
  4. Step 4: Simplify right side
    10,664.28x = 90,991,519.78
  5. Step 5: Solve for x
    x = 90,991,519.78/10,664.28
  6. Step 6: Final answer
    x = 8,532.36

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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.