Home / 5,377.35-7,420.33-3,019.04

Finding the Fourth Proportional to 5,377.35, 7,420.33 and 3,019.04

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Solution

The fourth proportional to 5,377.35, 7,420.33 and 3,019.04 is: 4,166.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.35 : 7,420.33 = 3,019.04 : x
  2. Step 2: Convert to fraction form
    5,377.35/7,420.33 = 3,019.04/x
  3. Step 3: Cross multiply
    5,377.35x = 7,420.33 × 3,019.04
  4. Step 4: Simplify right side
    5,377.35x = 22,402,228.43
  5. Step 5: Solve for x
    x = 22,402,228.43/5,377.35
  6. Step 6: Final answer
    x = 4,166.04

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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.