Home / 5,623.62-7,763.68-3,386.04

Finding the Fourth Proportional to 5,623.62, 7,763.68 and 3,386.04

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Solution

The fourth proportional to 5,623.62, 7,763.68 and 3,386.04 is: 4,674.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.62 : 7,763.68 = 3,386.04 : x
  2. Step 2: Convert to fraction form
    5,623.62/7,763.68 = 3,386.04/x
  3. Step 3: Cross multiply
    5,623.62x = 7,763.68 × 3,386.04
  4. Step 4: Simplify right side
    5,623.62x = 26,288,131.03
  5. Step 5: Solve for x
    x = 26,288,131.03/5,623.62
  6. Step 6: Final answer
    x = 4,674.59

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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.