Home / 3,510.70-5,259.96-2,686.52

Finding the Fourth Proportional to 3,510.70, 5,259.96 and 2,686.52

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Solution

The fourth proportional to 3,510.70, 5,259.96 and 2,686.52 is: 4,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.70 : 5,259.96 = 2,686.52 : x
  2. Step 2: Convert to fraction form
    3,510.70/5,259.96 = 2,686.52/x
  3. Step 3: Cross multiply
    3,510.70x = 5,259.96 × 2,686.52
  4. Step 4: Simplify right side
    3,510.70x = 14,131,000.89
  5. Step 5: Solve for x
    x = 14,131,000.89/3,510.70
  6. Step 6: Final answer
    x = 4,025.13

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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.