Home / 4,299.57-5,934.47-2,621.90

Finding the Fourth Proportional to 4,299.57, 5,934.47 and 2,621.90

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Solution

The fourth proportional to 4,299.57, 5,934.47 and 2,621.90 is: 3,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.57 : 5,934.47 = 2,621.90 : x
  2. Step 2: Convert to fraction form
    4,299.57/5,934.47 = 2,621.90/x
  3. Step 3: Cross multiply
    4,299.57x = 5,934.47 × 2,621.90
  4. Step 4: Simplify right side
    4,299.57x = 15,559,588.62
  5. Step 5: Solve for x
    x = 15,559,588.62/4,299.57
  6. Step 6: Final answer
    x = 3,618.87

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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.