Home / 5,739.83-7,919.51-3,501.56

Finding the Fourth Proportional to 5,739.83, 7,919.51 and 3,501.56

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Solution

The fourth proportional to 5,739.83, 7,919.51 and 3,501.56 is: 4,831.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.83 : 7,919.51 = 3,501.56 : x
  2. Step 2: Convert to fraction form
    5,739.83/7,919.51 = 3,501.56/x
  3. Step 3: Cross multiply
    5,739.83x = 7,919.51 × 3,501.56
  4. Step 4: Simplify right side
    5,739.83x = 27,730,621.93
  5. Step 5: Solve for x
    x = 27,730,621.93/5,739.83
  6. Step 6: Final answer
    x = 4,831.26

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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.