Home / 2,428.11-3,349.17-1,831.50

Finding the Fourth Proportional to 2,428.11, 3,349.17 and 1,831.50

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Solution

The fourth proportional to 2,428.11, 3,349.17 and 1,831.50 is: 2,526.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428.11 : 3,349.17 = 1,831.50 : x
  2. Step 2: Convert to fraction form
    2,428.11/3,349.17 = 1,831.50/x
  3. Step 3: Cross multiply
    2,428.11x = 3,349.17 × 1,831.50
  4. Step 4: Simplify right side
    2,428.11x = 6,134,004.86
  5. Step 5: Solve for x
    x = 6,134,004.86/2,428.11
  6. Step 6: Final answer
    x = 2,526.25

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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.