Home / 6,720.57-9,250.52-4,924.89

Finding the Fourth Proportional to 6,720.57, 9,250.52 and 4,924.89

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Solution

The fourth proportional to 6,720.57, 9,250.52 and 4,924.89 is: 6,778.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.57 : 9,250.52 = 4,924.89 : x
  2. Step 2: Convert to fraction form
    6,720.57/9,250.52 = 4,924.89/x
  3. Step 3: Cross multiply
    6,720.57x = 9,250.52 × 4,924.89
  4. Step 4: Simplify right side
    6,720.57x = 45,557,768.82
  5. Step 5: Solve for x
    x = 45,557,768.82/6,720.57
  6. Step 6: Final answer
    x = 6,778.85

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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.