Home / 7,029.28-10,512.90-6,254.80

Finding the Fourth Proportional to 7,029.28, 10,512.90 and 6,254.80

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Solution

The fourth proportional to 7,029.28, 10,512.90 and 6,254.80 is: 9,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.28 : 10,512.90 = 6,254.80 : x
  2. Step 2: Convert to fraction form
    7,029.28/10,512.90 = 6,254.80/x
  3. Step 3: Cross multiply
    7,029.28x = 10,512.90 × 6,254.80
  4. Step 4: Simplify right side
    7,029.28x = 65,756,086.92
  5. Step 5: Solve for x
    x = 65,756,086.92/7,029.28
  6. Step 6: Final answer
    x = 9,354.60

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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.