Home / 1,831.16-2,526.12-1,760.43

Finding the Fourth Proportional to 1,831.16, 2,526.12 and 1,760.43

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Solution

The fourth proportional to 1,831.16, 2,526.12 and 1,760.43 is: 2,428.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.16 : 2,526.12 = 1,760.43 : x
  2. Step 2: Convert to fraction form
    1,831.16/2,526.12 = 1,760.43/x
  3. Step 3: Cross multiply
    1,831.16x = 2,526.12 × 1,760.43
  4. Step 4: Simplify right side
    1,831.16x = 4,447,057.43
  5. Step 5: Solve for x
    x = 4,447,057.43/1,831.16
  6. Step 6: Final answer
    x = 2,428.55

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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.