Home / 1,946.52-2,686.05-1,062.30

Finding the Fourth Proportional to 1,946.52, 2,686.05 and 1,062.30

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Solution

The fourth proportional to 1,946.52, 2,686.05 and 1,062.30 is: 1,465.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.52 : 2,686.05 = 1,062.30 : x
  2. Step 2: Convert to fraction form
    1,946.52/2,686.05 = 1,062.30/x
  3. Step 3: Cross multiply
    1,946.52x = 2,686.05 × 1,062.30
  4. Step 4: Simplify right side
    1,946.52x = 2,853,390.92
  5. Step 5: Solve for x
    x = 2,853,390.92/1,946.52
  6. Step 6: Final answer
    x = 1,465.89

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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.