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Finding the Fourth Proportional to 4,922.04, 6,777.90 and 4,397.88

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Solution

The fourth proportional to 4,922.04, 6,777.90 and 4,397.88 is: 6,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.04 : 6,777.90 = 4,397.88 : x
  2. Step 2: Convert to fraction form
    4,922.04/6,777.90 = 4,397.88/x
  3. Step 3: Cross multiply
    4,922.04x = 6,777.90 × 4,397.88
  4. Step 4: Simplify right side
    4,922.04x = 29,808,390.85
  5. Step 5: Solve for x
    x = 29,808,390.85/4,922.04
  6. Step 6: Final answer
    x = 6,056.10

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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.