Home / 9,414.28-14,122.08-2,840.96

Finding the Fourth Proportional to 9,414.28, 14,122.08 and 2,840.96

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Solution

The fourth proportional to 9,414.28, 14,122.08 and 2,840.96 is: 4,261.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.28 : 14,122.08 = 2,840.96 : x
  2. Step 2: Convert to fraction form
    9,414.28/14,122.08 = 2,840.96/x
  3. Step 3: Cross multiply
    9,414.28x = 14,122.08 × 2,840.96
  4. Step 4: Simplify right side
    9,414.28x = 40,120,264.40
  5. Step 5: Solve for x
    x = 40,120,264.40/9,414.28
  6. Step 6: Final answer
    x = 4,261.64

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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.