Home / 9,043.85-12,480.41-5,064.98

Finding the Fourth Proportional to 9,043.85, 12,480.41 and 5,064.98

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Solution

The fourth proportional to 9,043.85, 12,480.41 and 5,064.98 is: 6,989.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043.85 : 12,480.41 = 5,064.98 : x
  2. Step 2: Convert to fraction form
    9,043.85/12,480.41 = 5,064.98/x
  3. Step 3: Cross multiply
    9,043.85x = 12,480.41 × 5,064.98
  4. Step 4: Simplify right side
    9,043.85x = 63,213,027.04
  5. Step 5: Solve for x
    x = 63,213,027.04/9,043.85
  6. Step 6: Final answer
    x = 6,989.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.