Home / 7,045.75-10,573.23-2,663.20

Finding the Fourth Proportional to 7,045.75, 10,573.23 and 2,663.20

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Solution

The fourth proportional to 7,045.75, 10,573.23 and 2,663.20 is: 3,996.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.75 : 10,573.23 = 2,663.20 : x
  2. Step 2: Convert to fraction form
    7,045.75/10,573.23 = 2,663.20/x
  3. Step 3: Cross multiply
    7,045.75x = 10,573.23 × 2,663.20
  4. Step 4: Simplify right side
    7,045.75x = 28,158,626.14
  5. Step 5: Solve for x
    x = 28,158,626.14/7,045.75
  6. Step 6: Final answer
    x = 3,996.54

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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.