Home / 2,420.16-3,627.36-1,841.28

Finding the Fourth Proportional to 2,420.16, 3,627.36 and 1,841.28

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Solution

The fourth proportional to 2,420.16, 3,627.36 and 1,841.28 is: 2,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420.16 : 3,627.36 = 1,841.28 : x
  2. Step 2: Convert to fraction form
    2,420.16/3,627.36 = 1,841.28/x
  3. Step 3: Cross multiply
    2,420.16x = 3,627.36 × 1,841.28
  4. Step 4: Simplify right side
    2,420.16x = 6,678,985.42
  5. Step 5: Solve for x
    x = 6,678,985.42/2,420.16
  6. Step 6: Final answer
    x = 2,759.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.