Home / 5,040.09-7,560.95-2,119.23

Finding the Fourth Proportional to 5,040.09, 7,560.95 and 2,119.23

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Solution

The fourth proportional to 5,040.09, 7,560.95 and 2,119.23 is: 3,179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.09 : 7,560.95 = 2,119.23 : x
  2. Step 2: Convert to fraction form
    5,040.09/7,560.95 = 2,119.23/x
  3. Step 3: Cross multiply
    5,040.09x = 7,560.95 × 2,119.23
  4. Step 4: Simplify right side
    5,040.09x = 16,023,381.47
  5. Step 5: Solve for x
    x = 16,023,381.47/5,040.09
  6. Step 6: Final answer
    x = 3,179.19

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Half scale
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Double scale
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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.