Home / 2,135.28-2,944.98-1,471.98

Finding the Fourth Proportional to 2,135.28, 2,944.98 and 1,471.98

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Solution

The fourth proportional to 2,135.28, 2,944.98 and 1,471.98 is: 2,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135.28 : 2,944.98 = 1,471.98 : x
  2. Step 2: Convert to fraction form
    2,135.28/2,944.98 = 1,471.98/x
  3. Step 3: Cross multiply
    2,135.28x = 2,944.98 × 1,471.98
  4. Step 4: Simplify right side
    2,135.28x = 4,334,951.66
  5. Step 5: Solve for x
    x = 4,334,951.66/2,135.28
  6. Step 6: Final answer
    x = 2,030.16

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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.