Home / 2,605.26-3,909.51-1,510.14

Finding the Fourth Proportional to 2,605.26, 3,909.51 and 1,510.14

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Solution

The fourth proportional to 2,605.26, 3,909.51 and 1,510.14 is: 2,266.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605.26 : 3,909.51 = 1,510.14 : x
  2. Step 2: Convert to fraction form
    2,605.26/3,909.51 = 1,510.14/x
  3. Step 3: Cross multiply
    2,605.26x = 3,909.51 × 1,510.14
  4. Step 4: Simplify right side
    2,605.26x = 5,903,907.43
  5. Step 5: Solve for x
    x = 5,903,907.43/2,605.26
  6. Step 6: Final answer
    x = 2,266.15

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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.