Home / 1,934.24-2,676.28-1,686.08

Finding the Fourth Proportional to 1,934.24, 2,676.28 and 1,686.08

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Solution

The fourth proportional to 1,934.24, 2,676.28 and 1,686.08 is: 2,332.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.24 : 2,676.28 = 1,686.08 : x
  2. Step 2: Convert to fraction form
    1,934.24/2,676.28 = 1,686.08/x
  3. Step 3: Cross multiply
    1,934.24x = 2,676.28 × 1,686.08
  4. Step 4: Simplify right side
    1,934.24x = 4,512,404.59
  5. Step 5: Solve for x
    x = 4,512,404.59/1,934.24
  6. Step 6: Final answer
    x = 2,332.91

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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.