Home / 9,191.84-13,787.55-2,951.60

Finding the Fourth Proportional to 9,191.84, 13,787.55 and 2,951.60

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Solution

The fourth proportional to 9,191.84, 13,787.55 and 2,951.60 is: 4,427.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191.84 : 13,787.55 = 2,951.60 : x
  2. Step 2: Convert to fraction form
    9,191.84/13,787.55 = 2,951.60/x
  3. Step 3: Cross multiply
    9,191.84x = 13,787.55 × 2,951.60
  4. Step 4: Simplify right side
    9,191.84x = 40,695,263.64
  5. Step 5: Solve for x
    x = 40,695,263.64/9,191.84
  6. Step 6: Final answer
    x = 4,427.33

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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.