Home / 4,926.60-6,800.34-2,937.78

Finding the Fourth Proportional to 4,926.60, 6,800.34 and 2,937.78

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Solution

The fourth proportional to 4,926.60, 6,800.34 and 2,937.78 is: 4,055.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.60 : 6,800.34 = 2,937.78 : x
  2. Step 2: Convert to fraction form
    4,926.60/6,800.34 = 2,937.78/x
  3. Step 3: Cross multiply
    4,926.60x = 6,800.34 × 2,937.78
  4. Step 4: Simplify right side
    4,926.60x = 19,977,902.85
  5. Step 5: Solve for x
    x = 19,977,902.85/4,926.60
  6. Step 6: Final answer
    x = 4,055.11

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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.