Home / 3,774.26-5,205.28-2,430.10

Finding the Fourth Proportional to 3,774.26, 5,205.28 and 2,430.10

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Solution

The fourth proportional to 3,774.26, 5,205.28 and 2,430.10 is: 3,351.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.26 : 5,205.28 = 2,430.10 : x
  2. Step 2: Convert to fraction form
    3,774.26/5,205.28 = 2,430.10/x
  3. Step 3: Cross multiply
    3,774.26x = 5,205.28 × 2,430.10
  4. Step 4: Simplify right side
    3,774.26x = 12,649,350.93
  5. Step 5: Solve for x
    x = 12,649,350.93/3,774.26
  6. Step 6: Final answer
    x = 3,351.48

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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.