Home / 11,065.40-15,270.07-6,029.68

Finding the Fourth Proportional to 11,065.40, 15,270.07 and 6,029.68

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Solution

The fourth proportional to 11,065.40, 15,270.07 and 6,029.68 is: 8,320.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,065.40 : 15,270.07 = 6,029.68 : x
  2. Step 2: Convert to fraction form
    11,065.40/15,270.07 = 6,029.68/x
  3. Step 3: Cross multiply
    11,065.40x = 15,270.07 × 6,029.68
  4. Step 4: Simplify right side
    11,065.40x = 92,073,635.68
  5. Step 5: Solve for x
    x = 92,073,635.68/11,065.40
  6. Step 6: Final answer
    x = 8,320.86

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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.