Home / 1,946.45-2,686.05-1,062.24

Finding the Fourth Proportional to 1,946.45, 2,686.05 and 1,062.24

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Solution

The fourth proportional to 1,946.45, 2,686.05 and 1,062.24 is: 1,465.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.45 : 2,686.05 = 1,062.24 : x
  2. Step 2: Convert to fraction form
    1,946.45/2,686.05 = 1,062.24/x
  3. Step 3: Cross multiply
    1,946.45x = 2,686.05 × 1,062.24
  4. Step 4: Simplify right side
    1,946.45x = 2,853,229.75
  5. Step 5: Solve for x
    x = 2,853,229.75/1,946.45
  6. Step 6: Final answer
    x = 1,465.87

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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.