Home / 3,501.41-4,831.95-1,908.07

Finding the Fourth Proportional to 3,501.41, 4,831.95 and 1,908.07

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Solution

The fourth proportional to 3,501.41, 4,831.95 and 1,908.07 is: 2,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.41 : 4,831.95 = 1,908.07 : x
  2. Step 2: Convert to fraction form
    3,501.41/4,831.95 = 1,908.07/x
  3. Step 3: Cross multiply
    3,501.41x = 4,831.95 × 1,908.07
  4. Step 4: Simplify right side
    3,501.41x = 9,219,674.68
  5. Step 5: Solve for x
    x = 9,219,674.68/3,501.41
  6. Step 6: Final answer
    x = 2,633.14

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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.