Home / 10,020.71-13,832.78-6,040.98

Finding the Fourth Proportional to 10,020.71, 13,832.78 and 6,040.98

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Solution

The fourth proportional to 10,020.71, 13,832.78 and 6,040.98 is: 8,339.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.71 : 13,832.78 = 6,040.98 : x
  2. Step 2: Convert to fraction form
    10,020.71/13,832.78 = 6,040.98/x
  3. Step 3: Cross multiply
    10,020.71x = 13,832.78 × 6,040.98
  4. Step 4: Simplify right side
    10,020.71x = 83,563,517.12
  5. Step 5: Solve for x
    x = 83,563,517.12/10,020.71
  6. Step 6: Final answer
    x = 8,339.08

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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.