Home / 9,191.08-13,788.93-2,951.65

Finding the Fourth Proportional to 9,191.08, 13,788.93 and 2,951.65

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Solution

The fourth proportional to 9,191.08, 13,788.93 and 2,951.65 is: 4,428.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191.08 : 13,788.93 = 2,951.65 : x
  2. Step 2: Convert to fraction form
    9,191.08/13,788.93 = 2,951.65/x
  3. Step 3: Cross multiply
    9,191.08x = 13,788.93 × 2,951.65
  4. Step 4: Simplify right side
    9,191.08x = 40,700,095.23
  5. Step 5: Solve for x
    x = 40,700,095.23/9,191.08
  6. Step 6: Final answer
    x = 4,428.22

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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.