Home / 1,053.16-1,453.40-587.44

Finding the Fourth Proportional to 1,053.16, 1,453.40 and 587.44

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Solution

The fourth proportional to 1,053.16, 1,453.40 and 587.44 is: 810.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053.16 : 1,453.40 = 587.44 : x
  2. Step 2: Convert to fraction form
    1,053.16/1,453.40 = 587.44/x
  3. Step 3: Cross multiply
    1,053.16x = 1,453.40 × 587.44
  4. Step 4: Simplify right side
    1,053.16x = 853,785.30
  5. Step 5: Solve for x
    x = 853,785.30/1,053.16
  6. Step 6: Final answer
    x = 810.69

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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.