Home / 4,134.24-5,707.80-2,642.76

Finding the Fourth Proportional to 4,134.24, 5,707.80 and 2,642.76

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Solution

The fourth proportional to 4,134.24, 5,707.80 and 2,642.76 is: 3,648.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.24 : 5,707.80 = 2,642.76 : x
  2. Step 2: Convert to fraction form
    4,134.24/5,707.80 = 2,642.76/x
  3. Step 3: Cross multiply
    4,134.24x = 5,707.80 × 2,642.76
  4. Step 4: Simplify right side
    4,134.24x = 15,084,345.53
  5. Step 5: Solve for x
    x = 15,084,345.53/4,134.24
  6. Step 6: Final answer
    x = 3,648.64

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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.