Home / 10,004.87-15,011.33-4,454.42

Finding the Fourth Proportional to 10,004.87, 15,011.33 and 4,454.42

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Solution

The fourth proportional to 10,004.87, 15,011.33 and 4,454.42 is: 6,683.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.87 : 15,011.33 = 4,454.42 : x
  2. Step 2: Convert to fraction form
    10,004.87/15,011.33 = 4,454.42/x
  3. Step 3: Cross multiply
    10,004.87x = 15,011.33 × 4,454.42
  4. Step 4: Simplify right side
    10,004.87x = 66,866,704.66
  5. Step 5: Solve for x
    x = 66,866,704.66/10,004.87
  6. Step 6: Final answer
    x = 6,683.42

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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.