Home / 7,309.44-10,988.46-5,666.76

Finding the Fourth Proportional to 7,309.44, 10,988.46 and 5,666.76

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Solution

The fourth proportional to 7,309.44, 10,988.46 and 5,666.76 is: 8,518.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309.44 : 10,988.46 = 5,666.76 : x
  2. Step 2: Convert to fraction form
    7,309.44/10,988.46 = 5,666.76/x
  3. Step 3: Cross multiply
    7,309.44x = 10,988.46 × 5,666.76
  4. Step 4: Simplify right side
    7,309.44x = 62,268,965.59
  5. Step 5: Solve for x
    x = 62,268,965.59/7,309.44
  6. Step 6: Final answer
    x = 8,518.98

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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.