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Finding the Fourth Proportional to 6,671.84, 10,008.56 and 2,290.08

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Solution

The fourth proportional to 6,671.84, 10,008.56 and 2,290.08 is: 3,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.84 : 10,008.56 = 2,290.08 : x
  2. Step 2: Convert to fraction form
    6,671.84/10,008.56 = 2,290.08/x
  3. Step 3: Cross multiply
    6,671.84x = 10,008.56 × 2,290.08
  4. Step 4: Simplify right side
    6,671.84x = 22,920,403.08
  5. Step 5: Solve for x
    x = 22,920,403.08/6,671.84
  6. Step 6: Final answer
    x = 3,435.39

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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.