Home / 7,649.10-11,467.48-2,966.70

Finding the Fourth Proportional to 7,649.10, 11,467.48 and 2,966.70

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Solution

The fourth proportional to 7,649.10, 11,467.48 and 2,966.70 is: 4,447.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649.10 : 11,467.48 = 2,966.70 : x
  2. Step 2: Convert to fraction form
    7,649.10/11,467.48 = 2,966.70/x
  3. Step 3: Cross multiply
    7,649.10x = 11,467.48 × 2,966.70
  4. Step 4: Simplify right side
    7,649.10x = 34,020,508.16
  5. Step 5: Solve for x
    x = 34,020,508.16/7,649.10
  6. Step 6: Final answer
    x = 4,447.65

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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.