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Finding the Fourth Proportional to 4,994.42, 6,893.13 and 4,772.98

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Solution

The fourth proportional to 4,994.42, 6,893.13 and 4,772.98 is: 6,587.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.42 : 6,893.13 = 4,772.98 : x
  2. Step 2: Convert to fraction form
    4,994.42/6,893.13 = 4,772.98/x
  3. Step 3: Cross multiply
    4,994.42x = 6,893.13 × 4,772.98
  4. Step 4: Simplify right side
    4,994.42x = 32,900,798.14
  5. Step 5: Solve for x
    x = 32,900,798.14/4,994.42
  6. Step 6: Final answer
    x = 6,587.52

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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.