Home / 3,845.90-5,764.73-2,746.93

Finding the Fourth Proportional to 3,845.90, 5,764.73 and 2,746.93

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Solution

The fourth proportional to 3,845.90, 5,764.73 and 2,746.93 is: 4,117.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.90 : 5,764.73 = 2,746.93 : x
  2. Step 2: Convert to fraction form
    3,845.90/5,764.73 = 2,746.93/x
  3. Step 3: Cross multiply
    3,845.90x = 5,764.73 × 2,746.93
  4. Step 4: Simplify right side
    3,845.90x = 15,835,309.78
  5. Step 5: Solve for x
    x = 15,835,309.78/3,845.90
  6. Step 6: Final answer
    x = 4,117.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.