Home / 2,918.01-4,377.79-1,530.97

Finding the Fourth Proportional to 2,918.01, 4,377.79 and 1,530.97

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Solution

The fourth proportional to 2,918.01, 4,377.79 and 1,530.97 is: 2,296.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.01 : 4,377.79 = 1,530.97 : x
  2. Step 2: Convert to fraction form
    2,918.01/4,377.79 = 1,530.97/x
  3. Step 3: Cross multiply
    2,918.01x = 4,377.79 × 1,530.97
  4. Step 4: Simplify right side
    2,918.01x = 6,702,256.13
  5. Step 5: Solve for x
    x = 6,702,256.13/2,918.01
  6. Step 6: Final answer
    x = 2,296.86

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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.