Home / 7,333.93-11,000.71-2,139.85

Finding the Fourth Proportional to 7,333.93, 11,000.71 and 2,139.85

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Solution

The fourth proportional to 7,333.93, 11,000.71 and 2,139.85 is: 3,209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.93 : 11,000.71 = 2,139.85 : x
  2. Step 2: Convert to fraction form
    7,333.93/11,000.71 = 2,139.85/x
  3. Step 3: Cross multiply
    7,333.93x = 11,000.71 × 2,139.85
  4. Step 4: Simplify right side
    7,333.93x = 23,539,869.29
  5. Step 5: Solve for x
    x = 23,539,869.29/7,333.93
  6. Step 6: Final answer
    x = 3,209.72

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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.