Home / 2,259.96-3,387.78-1,436.19

Finding the Fourth Proportional to 2,259.96, 3,387.78 and 1,436.19

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Solution

The fourth proportional to 2,259.96, 3,387.78 and 1,436.19 is: 2,152.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.96 : 3,387.78 = 1,436.19 : x
  2. Step 2: Convert to fraction form
    2,259.96/3,387.78 = 1,436.19/x
  3. Step 3: Cross multiply
    2,259.96x = 3,387.78 × 1,436.19
  4. Step 4: Simplify right side
    2,259.96x = 4,865,495.76
  5. Step 5: Solve for x
    x = 4,865,495.76/2,259.96
  6. Step 6: Final answer
    x = 2,152.91

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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.