Home / 1,591.44-2,196.68-1,031.93

Finding the Fourth Proportional to 1,591.44, 2,196.68 and 1,031.93

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Solution

The fourth proportional to 1,591.44, 2,196.68 and 1,031.93 is: 1,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591.44 : 2,196.68 = 1,031.93 : x
  2. Step 2: Convert to fraction form
    1,591.44/2,196.68 = 1,031.93/x
  3. Step 3: Cross multiply
    1,591.44x = 2,196.68 × 1,031.93
  4. Step 4: Simplify right side
    1,591.44x = 2,266,819.99
  5. Step 5: Solve for x
    x = 2,266,819.99/1,591.44
  6. Step 6: Final answer
    x = 1,424.38

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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.