Home / 2,886.59-4,330.70-1,327.07

Finding the Fourth Proportional to 2,886.59, 4,330.70 and 1,327.07

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Solution

The fourth proportional to 2,886.59, 4,330.70 and 1,327.07 is: 1,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.59 : 4,330.70 = 1,327.07 : x
  2. Step 2: Convert to fraction form
    2,886.59/4,330.70 = 1,327.07/x
  3. Step 3: Cross multiply
    2,886.59x = 4,330.70 × 1,327.07
  4. Step 4: Simplify right side
    2,886.59x = 5,747,113.76
  5. Step 5: Solve for x
    x = 5,747,113.76/2,886.59
  6. Step 6: Final answer
    x = 1,990.97

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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.