Home / 2,746.79-3,789.55-1,751.84

Finding the Fourth Proportional to 2,746.79, 3,789.55 and 1,751.84

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Solution

The fourth proportional to 2,746.79, 3,789.55 and 1,751.84 is: 2,416.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.79 : 3,789.55 = 1,751.84 : x
  2. Step 2: Convert to fraction form
    2,746.79/3,789.55 = 1,751.84/x
  3. Step 3: Cross multiply
    2,746.79x = 3,789.55 × 1,751.84
  4. Step 4: Simplify right side
    2,746.79x = 6,638,685.27
  5. Step 5: Solve for x
    x = 6,638,685.27/2,746.79
  6. Step 6: Final answer
    x = 2,416.89

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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.