Home / 7,305.24-10,938.90-5,080.98

Finding the Fourth Proportional to 7,305.24, 10,938.90 and 5,080.98

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Solution

The fourth proportional to 7,305.24, 10,938.90 and 5,080.98 is: 7,608.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.24 : 10,938.90 = 5,080.98 : x
  2. Step 2: Convert to fraction form
    7,305.24/10,938.90 = 5,080.98/x
  3. Step 3: Cross multiply
    7,305.24x = 10,938.90 × 5,080.98
  4. Step 4: Simplify right side
    7,305.24x = 55,580,332.12
  5. Step 5: Solve for x
    x = 55,580,332.12/7,305.24
  6. Step 6: Final answer
    x = 7,608.28

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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.