Home / 7,462.78-10,296.42-4,813.66

Finding the Fourth Proportional to 7,462.78, 10,296.42 and 4,813.66

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Solution

The fourth proportional to 7,462.78, 10,296.42 and 4,813.66 is: 6,641.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.78 : 10,296.42 = 4,813.66 : x
  2. Step 2: Convert to fraction form
    7,462.78/10,296.42 = 4,813.66/x
  3. Step 3: Cross multiply
    7,462.78x = 10,296.42 × 4,813.66
  4. Step 4: Simplify right side
    7,462.78x = 49,563,465.10
  5. Step 5: Solve for x
    x = 49,563,465.10/7,462.78
  6. Step 6: Final answer
    x = 6,641.42

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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.