Home / 7,296.78-10,064.52-4,905.66

Finding the Fourth Proportional to 7,296.78, 10,064.52 and 4,905.66

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Solution

The fourth proportional to 7,296.78, 10,064.52 and 4,905.66 is: 6,766.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.78 : 10,064.52 = 4,905.66 : x
  2. Step 2: Convert to fraction form
    7,296.78/10,064.52 = 4,905.66/x
  3. Step 3: Cross multiply
    7,296.78x = 10,064.52 × 4,905.66
  4. Step 4: Simplify right side
    7,296.78x = 49,373,113.18
  5. Step 5: Solve for x
    x = 49,373,113.18/7,296.78
  6. Step 6: Final answer
    x = 6,766.42

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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.