Home / 10,868.04-16,289.46-5,012.46

Finding the Fourth Proportional to 10,868.04, 16,289.46 and 5,012.46

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Solution

The fourth proportional to 10,868.04, 16,289.46 and 5,012.46 is: 7,512.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.04 : 16,289.46 = 5,012.46 : x
  2. Step 2: Convert to fraction form
    10,868.04/16,289.46 = 5,012.46/x
  3. Step 3: Cross multiply
    10,868.04x = 16,289.46 × 5,012.46
  4. Step 4: Simplify right side
    10,868.04x = 81,650,266.67
  5. Step 5: Solve for x
    x = 81,650,266.67/10,868.04
  6. Step 6: Final answer
    x = 7,512.88

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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.