Home / 10,517.28-14,504.04-6,977.04

Finding the Fourth Proportional to 10,517.28, 14,504.04 and 6,977.04

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Solution

The fourth proportional to 10,517.28, 14,504.04 and 6,977.04 is: 9,621.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,517.28 : 14,504.04 = 6,977.04 : x
  2. Step 2: Convert to fraction form
    10,517.28/14,504.04 = 6,977.04/x
  3. Step 3: Cross multiply
    10,517.28x = 14,504.04 × 6,977.04
  4. Step 4: Simplify right side
    10,517.28x = 101,195,267.24
  5. Step 5: Solve for x
    x = 101,195,267.24/10,517.28
  6. Step 6: Final answer
    x = 9,621.81

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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.