Home / 7,295.12-10,947.98-2,913.83

Finding the Fourth Proportional to 7,295.12, 10,947.98 and 2,913.83

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Solution

The fourth proportional to 7,295.12, 10,947.98 and 2,913.83 is: 4,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295.12 : 10,947.98 = 2,913.83 : x
  2. Step 2: Convert to fraction form
    7,295.12/10,947.98 = 2,913.83/x
  3. Step 3: Cross multiply
    7,295.12x = 10,947.98 × 2,913.83
  4. Step 4: Simplify right side
    7,295.12x = 31,900,552.56
  5. Step 5: Solve for x
    x = 31,900,552.56/7,295.12
  6. Step 6: Final answer
    x = 4,372.86

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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.