Home / 10,004.74-15,011.15-4,454.29

Finding the Fourth Proportional to 10,004.74, 15,011.15 and 4,454.29

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Solution

The fourth proportional to 10,004.74, 15,011.15 and 4,454.29 is: 6,683.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.74 : 15,011.15 = 4,454.29 : x
  2. Step 2: Convert to fraction form
    10,004.74/15,011.15 = 4,454.29/x
  3. Step 3: Cross multiply
    10,004.74x = 15,011.15 × 4,454.29
  4. Step 4: Simplify right side
    10,004.74x = 66,863,993.06
  5. Step 5: Solve for x
    x = 66,863,993.06/10,004.74
  6. Step 6: Final answer
    x = 6,683.23

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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.