Home / 1,831.49-2,527.43-1,045.52

Finding the Fourth Proportional to 1,831.49, 2,527.43 and 1,045.52

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Solution

The fourth proportional to 1,831.49, 2,527.43 and 1,045.52 is: 1,442.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.49 : 2,527.43 = 1,045.52 : x
  2. Step 2: Convert to fraction form
    1,831.49/2,527.43 = 1,045.52/x
  3. Step 3: Cross multiply
    1,831.49x = 2,527.43 × 1,045.52
  4. Step 4: Simplify right side
    1,831.49x = 2,642,460.75
  5. Step 5: Solve for x
    x = 2,642,460.75/1,831.49
  6. Step 6: Final answer
    x = 1,442.80

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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.