Home / 7,283.11-10,899.56-4,470.08

Finding the Fourth Proportional to 7,283.11, 10,899.56 and 4,470.08

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Solution

The fourth proportional to 7,283.11, 10,899.56 and 4,470.08 is: 6,689.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283.11 : 10,899.56 = 4,470.08 : x
  2. Step 2: Convert to fraction form
    7,283.11/10,899.56 = 4,470.08/x
  3. Step 3: Cross multiply
    7,283.11x = 10,899.56 × 4,470.08
  4. Step 4: Simplify right side
    7,283.11x = 48,721,850.67
  5. Step 5: Solve for x
    x = 48,721,850.67/7,283.11
  6. Step 6: Final answer
    x = 6,689.71

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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.