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Finding the Fourth Proportional to 4,994.92, 6,893.58 and 2,899.12

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Solution

The fourth proportional to 4,994.92, 6,893.58 and 2,899.12 is: 4,001.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.92 : 6,893.58 = 2,899.12 : x
  2. Step 2: Convert to fraction form
    4,994.92/6,893.58 = 2,899.12/x
  3. Step 3: Cross multiply
    4,994.92x = 6,893.58 × 2,899.12
  4. Step 4: Simplify right side
    4,994.92x = 19,985,315.65
  5. Step 5: Solve for x
    x = 19,985,315.65/4,994.92
  6. Step 6: Final answer
    x = 4,001.13

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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.