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Finding the Fourth Proportional to 1,595.62, 2,200.47 and 1,035.49

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Solution

The fourth proportional to 1,595.62, 2,200.47 and 1,035.49 is: 1,428.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.62 : 2,200.47 = 1,035.49 : x
  2. Step 2: Convert to fraction form
    1,595.62/2,200.47 = 1,035.49/x
  3. Step 3: Cross multiply
    1,595.62x = 2,200.47 × 1,035.49
  4. Step 4: Simplify right side
    1,595.62x = 2,278,564.68
  5. Step 5: Solve for x
    x = 2,278,564.68/1,595.62
  6. Step 6: Final answer
    x = 1,428.01

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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.