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Finding the Fourth Proportional to 6,672.76, 10,009.65 and 2,290.18

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Solution

The fourth proportional to 6,672.76, 10,009.65 and 2,290.18 is: 3,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.76 : 10,009.65 = 2,290.18 : x
  2. Step 2: Convert to fraction form
    6,672.76/10,009.65 = 2,290.18/x
  3. Step 3: Cross multiply
    6,672.76x = 10,009.65 × 2,290.18
  4. Step 4: Simplify right side
    6,672.76x = 22,923,900.24
  5. Step 5: Solve for x
    x = 22,923,900.24/6,672.76
  6. Step 6: Final answer
    x = 3,435.45

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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.