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Finding the Fourth Proportional to 4,680.93, 6,459.93 and 2,691.67

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Solution

The fourth proportional to 4,680.93, 6,459.93 and 2,691.67 is: 3,714.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.93 : 6,459.93 = 2,691.67 : x
  2. Step 2: Convert to fraction form
    4,680.93/6,459.93 = 2,691.67/x
  3. Step 3: Cross multiply
    4,680.93x = 6,459.93 × 2,691.67
  4. Step 4: Simplify right side
    4,680.93x = 17,387,999.78
  5. Step 5: Solve for x
    x = 17,387,999.78/4,680.93
  6. Step 6: Final answer
    x = 3,714.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.