Home / 7,079.93-10,621.17-5,775.25

Finding the Fourth Proportional to 7,079.93, 10,621.17 and 5,775.25

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Solution

The fourth proportional to 7,079.93, 10,621.17 and 5,775.25 is: 8,663.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079.93 : 10,621.17 = 5,775.25 : x
  2. Step 2: Convert to fraction form
    7,079.93/10,621.17 = 5,775.25/x
  3. Step 3: Cross multiply
    7,079.93x = 10,621.17 × 5,775.25
  4. Step 4: Simplify right side
    7,079.93x = 61,339,912.04
  5. Step 5: Solve for x
    x = 61,339,912.04/7,079.93
  6. Step 6: Final answer
    x = 8,663.92

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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.