Home / 1,588.64-2,191.59-1,029.29

Finding the Fourth Proportional to 1,588.64, 2,191.59 and 1,029.29

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Solution

The fourth proportional to 1,588.64, 2,191.59 and 1,029.29 is: 1,419.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588.64 : 2,191.59 = 1,029.29 : x
  2. Step 2: Convert to fraction form
    1,588.64/2,191.59 = 1,029.29/x
  3. Step 3: Cross multiply
    1,588.64x = 2,191.59 × 1,029.29
  4. Step 4: Simplify right side
    1,588.64x = 2,255,776.52
  5. Step 5: Solve for x
    x = 2,255,776.52/1,588.64
  6. Step 6: Final answer
    x = 1,419.95

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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.