Home / 5,617.71-7,758.32-3,522.99

Finding the Fourth Proportional to 5,617.71, 7,758.32 and 3,522.99

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Solution

The fourth proportional to 5,617.71, 7,758.32 and 3,522.99 is: 4,865.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.71 : 7,758.32 = 3,522.99 : x
  2. Step 2: Convert to fraction form
    5,617.71/7,758.32 = 3,522.99/x
  3. Step 3: Cross multiply
    5,617.71x = 7,758.32 × 3,522.99
  4. Step 4: Simplify right side
    5,617.71x = 27,332,466.16
  5. Step 5: Solve for x
    x = 27,332,466.16/5,617.71
  6. Step 6: Final answer
    x = 4,865.41

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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.