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Finding the Fourth Proportional to 5,008.11, 6,913.80 and 4,676.82

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Solution

The fourth proportional to 5,008.11, 6,913.80 and 4,676.82 is: 6,456.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.11 : 6,913.80 = 4,676.82 : x
  2. Step 2: Convert to fraction form
    5,008.11/6,913.80 = 4,676.82/x
  3. Step 3: Cross multiply
    5,008.11x = 6,913.80 × 4,676.82
  4. Step 4: Simplify right side
    5,008.11x = 32,334,598.12
  5. Step 5: Solve for x
    x = 32,334,598.12/5,008.11
  6. Step 6: Final answer
    x = 6,456.45

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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.