Home / 2,377.17-3,278.55-2,097.66

Finding the Fourth Proportional to 2,377.17, 3,278.55 and 2,097.66

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Solution

The fourth proportional to 2,377.17, 3,278.55 and 2,097.66 is: 2,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.17 : 3,278.55 = 2,097.66 : x
  2. Step 2: Convert to fraction form
    2,377.17/3,278.55 = 2,097.66/x
  3. Step 3: Cross multiply
    2,377.17x = 3,278.55 × 2,097.66
  4. Step 4: Simplify right side
    2,377.17x = 6,877,283.19
  5. Step 5: Solve for x
    x = 6,877,283.19/2,377.17
  6. Step 6: Final answer
    x = 2,893.05

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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.