Home / 5,001.22-6,900.28-2,876.64

Finding the Fourth Proportional to 5,001.22, 6,900.28 and 2,876.64

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Solution

The fourth proportional to 5,001.22, 6,900.28 and 2,876.64 is: 3,968.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.22 : 6,900.28 = 2,876.64 : x
  2. Step 2: Convert to fraction form
    5,001.22/6,900.28 = 2,876.64/x
  3. Step 3: Cross multiply
    5,001.22x = 6,900.28 × 2,876.64
  4. Step 4: Simplify right side
    5,001.22x = 19,849,621.46
  5. Step 5: Solve for x
    x = 19,849,621.46/5,001.22
  6. Step 6: Final answer
    x = 3,968.96

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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.