Home / 5,377.26-7,423.05-3,609.84

Finding the Fourth Proportional to 5,377.26, 7,423.05 and 3,609.84

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Solution

The fourth proportional to 5,377.26, 7,423.05 and 3,609.84 is: 4,983.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.26 : 7,423.05 = 3,609.84 : x
  2. Step 2: Convert to fraction form
    5,377.26/7,423.05 = 3,609.84/x
  3. Step 3: Cross multiply
    5,377.26x = 7,423.05 × 3,609.84
  4. Step 4: Simplify right side
    5,377.26x = 26,796,022.81
  5. Step 5: Solve for x
    x = 26,796,022.81/5,377.26
  6. Step 6: Final answer
    x = 4,983.21

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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.