Home / 7,327.08-10,992.66-2,947.62

Finding the Fourth Proportional to 7,327.08, 10,992.66 and 2,947.62

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Solution

The fourth proportional to 7,327.08, 10,992.66 and 2,947.62 is: 4,422.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.08 : 10,992.66 = 2,947.62 : x
  2. Step 2: Convert to fraction form
    7,327.08/10,992.66 = 2,947.62/x
  3. Step 3: Cross multiply
    7,327.08x = 10,992.66 × 2,947.62
  4. Step 4: Simplify right side
    7,327.08x = 32,402,184.47
  5. Step 5: Solve for x
    x = 32,402,184.47/7,327.08
  6. Step 6: Final answer
    x = 4,422.25

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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.