Home / 2,292.35-3,439.02-1,305.62

Finding the Fourth Proportional to 2,292.35, 3,439.02 and 1,305.62

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Solution

The fourth proportional to 2,292.35, 3,439.02 and 1,305.62 is: 1,958.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.35 : 3,439.02 = 1,305.62 : x
  2. Step 2: Convert to fraction form
    2,292.35/3,439.02 = 1,305.62/x
  3. Step 3: Cross multiply
    2,292.35x = 3,439.02 × 1,305.62
  4. Step 4: Simplify right side
    2,292.35x = 4,490,065.89
  5. Step 5: Solve for x
    x = 4,490,065.89/2,292.35
  6. Step 6: Final answer
    x = 1,958.72

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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.