Home / 7,414.49-10,228.47-4,580.85

Finding the Fourth Proportional to 7,414.49, 10,228.47 and 4,580.85

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Solution

The fourth proportional to 7,414.49, 10,228.47 and 4,580.85 is: 6,319.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.49 : 10,228.47 = 4,580.85 : x
  2. Step 2: Convert to fraction form
    7,414.49/10,228.47 = 4,580.85/x
  3. Step 3: Cross multiply
    7,414.49x = 10,228.47 × 4,580.85
  4. Step 4: Simplify right side
    7,414.49x = 46,855,086.80
  5. Step 5: Solve for x
    x = 46,855,086.80/7,414.49
  6. Step 6: Final answer
    x = 6,319.39

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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.