Home / 1,607.47-2,218.68-1,046.97

Finding the Fourth Proportional to 1,607.47, 2,218.68 and 1,046.97

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Solution

The fourth proportional to 1,607.47, 2,218.68 and 1,046.97 is: 1,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607.47 : 2,218.68 = 1,046.97 : x
  2. Step 2: Convert to fraction form
    1,607.47/2,218.68 = 1,046.97/x
  3. Step 3: Cross multiply
    1,607.47x = 2,218.68 × 1,046.97
  4. Step 4: Simplify right side
    1,607.47x = 2,322,880.31
  5. Step 5: Solve for x
    x = 2,322,880.31/1,607.47
  6. Step 6: Final answer
    x = 1,445.05

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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.