Home / 2,767.10-3,818.45-1,588.09

Finding the Fourth Proportional to 2,767.10, 3,818.45 and 1,588.09

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Solution

The fourth proportional to 2,767.10, 3,818.45 and 1,588.09 is: 2,191.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.10 : 3,818.45 = 1,588.09 : x
  2. Step 2: Convert to fraction form
    2,767.10/3,818.45 = 1,588.09/x
  3. Step 3: Cross multiply
    2,767.10x = 3,818.45 × 1,588.09
  4. Step 4: Simplify right side
    2,767.10x = 6,064,042.26
  5. Step 5: Solve for x
    x = 6,064,042.26/2,767.10
  6. Step 6: Final answer
    x = 2,191.48

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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.