Home / 3,501.44-4,831.84-1,929.52

Finding the Fourth Proportional to 3,501.44, 4,831.84 and 1,929.52

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Solution

The fourth proportional to 3,501.44, 4,831.84 and 1,929.52 is: 2,662.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.44 : 4,831.84 = 1,929.52 : x
  2. Step 2: Convert to fraction form
    3,501.44/4,831.84 = 1,929.52/x
  3. Step 3: Cross multiply
    3,501.44x = 4,831.84 × 1,929.52
  4. Step 4: Simplify right side
    3,501.44x = 9,323,131.92
  5. Step 5: Solve for x
    x = 9,323,131.92/3,501.44
  6. Step 6: Final answer
    x = 2,662.66

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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.