Home / 2,951.98-4,428.09-1,102.91

Finding the Fourth Proportional to 2,951.98, 4,428.09 and 1,102.91

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Solution

The fourth proportional to 2,951.98, 4,428.09 and 1,102.91 is: 1,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.98 : 4,428.09 = 1,102.91 : x
  2. Step 2: Convert to fraction form
    2,951.98/4,428.09 = 1,102.91/x
  3. Step 3: Cross multiply
    2,951.98x = 4,428.09 × 1,102.91
  4. Step 4: Simplify right side
    2,951.98x = 4,883,762.60
  5. Step 5: Solve for x
    x = 4,883,762.60/2,951.98
  6. Step 6: Final answer
    x = 1,654.40

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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.