Home / 7,290.11-10,062.79-4,899.29

Finding the Fourth Proportional to 7,290.11, 10,062.79 and 4,899.29

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Solution

The fourth proportional to 7,290.11, 10,062.79 and 4,899.29 is: 6,762.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.11 : 10,062.79 = 4,899.29 : x
  2. Step 2: Convert to fraction form
    7,290.11/10,062.79 = 4,899.29/x
  3. Step 3: Cross multiply
    7,290.11x = 10,062.79 × 4,899.29
  4. Step 4: Simplify right side
    7,290.11x = 49,300,463.86
  5. Step 5: Solve for x
    x = 49,300,463.86/7,290.11
  6. Step 6: Final answer
    x = 6,762.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.