Home / 6,762.10-10,129.37-5,517.13

Finding the Fourth Proportional to 6,762.10, 10,129.37 and 5,517.13

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Solution

The fourth proportional to 6,762.10, 10,129.37 and 5,517.13 is: 8,264.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762.10 : 10,129.37 = 5,517.13 : x
  2. Step 2: Convert to fraction form
    6,762.10/10,129.37 = 5,517.13/x
  3. Step 3: Cross multiply
    6,762.10x = 10,129.37 × 5,517.13
  4. Step 4: Simplify right side
    6,762.10x = 55,885,000.46
  5. Step 5: Solve for x
    x = 55,885,000.46/6,762.10
  6. Step 6: Final answer
    x = 8,264.45

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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.