Home / 2,427.98-3,346.01-1,948.86

Finding the Fourth Proportional to 2,427.98, 3,346.01 and 1,948.86

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Solution

The fourth proportional to 2,427.98, 3,346.01 and 1,948.86 is: 2,685.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.98 : 3,346.01 = 1,948.86 : x
  2. Step 2: Convert to fraction form
    2,427.98/3,346.01 = 1,948.86/x
  3. Step 3: Cross multiply
    2,427.98x = 3,346.01 × 1,948.86
  4. Step 4: Simplify right side
    2,427.98x = 6,520,902.61
  5. Step 5: Solve for x
    x = 6,520,902.61/2,427.98
  6. Step 6: Final answer
    x = 2,685.74

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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.