Home / 2,259.26-3,115.98-1,374.14

Finding the Fourth Proportional to 2,259.26, 3,115.98 and 1,374.14

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Solution

The fourth proportional to 2,259.26, 3,115.98 and 1,374.14 is: 1,895.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.26 : 3,115.98 = 1,374.14 : x
  2. Step 2: Convert to fraction form
    2,259.26/3,115.98 = 1,374.14/x
  3. Step 3: Cross multiply
    2,259.26x = 3,115.98 × 1,374.14
  4. Step 4: Simplify right side
    2,259.26x = 4,281,777.18
  5. Step 5: Solve for x
    x = 4,281,777.18/2,259.26
  6. Step 6: Final answer
    x = 1,895.21

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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.