Home / 10,694.28-16,038.56-4,116.80

Finding the Fourth Proportional to 10,694.28, 16,038.56 and 4,116.80

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Solution

The fourth proportional to 10,694.28, 16,038.56 and 4,116.80 is: 6,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694.28 : 16,038.56 = 4,116.80 : x
  2. Step 2: Convert to fraction form
    10,694.28/16,038.56 = 4,116.80/x
  3. Step 3: Cross multiply
    10,694.28x = 16,038.56 × 4,116.80
  4. Step 4: Simplify right side
    10,694.28x = 66,027,543.81
  5. Step 5: Solve for x
    x = 66,027,543.81/10,694.28
  6. Step 6: Final answer
    x = 6,174.10

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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.