Home / 3,501.07-4,831.77-1,929.46

Finding the Fourth Proportional to 3,501.07, 4,831.77 and 1,929.46

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Solution

The fourth proportional to 3,501.07, 4,831.77 and 1,929.46 is: 2,662.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.07 : 4,831.77 = 1,929.46 : x
  2. Step 2: Convert to fraction form
    3,501.07/4,831.77 = 1,929.46/x
  3. Step 3: Cross multiply
    3,501.07x = 4,831.77 × 1,929.46
  4. Step 4: Simplify right side
    3,501.07x = 9,322,706.94
  5. Step 5: Solve for x
    x = 9,322,706.94/3,501.07
  6. Step 6: Final answer
    x = 2,662.82

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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.