Home / 2,278.10-3,416.60-1,547.48

Finding the Fourth Proportional to 2,278.10, 3,416.60 and 1,547.48

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Solution

The fourth proportional to 2,278.10, 3,416.60 and 1,547.48 is: 2,320.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278.10 : 3,416.60 = 1,547.48 : x
  2. Step 2: Convert to fraction form
    2,278.10/3,416.60 = 1,547.48/x
  3. Step 3: Cross multiply
    2,278.10x = 3,416.60 × 1,547.48
  4. Step 4: Simplify right side
    2,278.10x = 5,287,120.17
  5. Step 5: Solve for x
    x = 5,287,120.17/2,278.10
  6. Step 6: Final answer
    x = 2,320.85

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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.