Home / 4,951.22-7,426.10-1,872.50

Finding the Fourth Proportional to 4,951.22, 7,426.10 and 1,872.50

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Solution

The fourth proportional to 4,951.22, 7,426.10 and 1,872.50 is: 2,808.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.22 : 7,426.10 = 1,872.50 : x
  2. Step 2: Convert to fraction form
    4,951.22/7,426.10 = 1,872.50/x
  3. Step 3: Cross multiply
    4,951.22x = 7,426.10 × 1,872.50
  4. Step 4: Simplify right side
    4,951.22x = 13,905,372.25
  5. Step 5: Solve for x
    x = 13,905,372.25/4,951.22
  6. Step 6: Final answer
    x = 2,808.47

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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.