Home / 1,831.38-2,527.10-1,045.27

Finding the Fourth Proportional to 1,831.38, 2,527.10 and 1,045.27

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Solution

The fourth proportional to 1,831.38, 2,527.10 and 1,045.27 is: 1,442.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.38 : 2,527.10 = 1,045.27 : x
  2. Step 2: Convert to fraction form
    1,831.38/2,527.10 = 1,045.27/x
  3. Step 3: Cross multiply
    1,831.38x = 2,527.10 × 1,045.27
  4. Step 4: Simplify right side
    1,831.38x = 2,641,503.67
  5. Step 5: Solve for x
    x = 2,641,503.67/1,831.38
  6. Step 6: Final answer
    x = 1,442.36

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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.