Home / 1,831.52-2,525.76-1,234.56

Finding the Fourth Proportional to 1,831.52, 2,525.76 and 1,234.56

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Solution

The fourth proportional to 1,831.52, 2,525.76 and 1,234.56 is: 1,702.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.52 : 2,525.76 = 1,234.56 : x
  2. Step 2: Convert to fraction form
    1,831.52/2,525.76 = 1,234.56/x
  3. Step 3: Cross multiply
    1,831.52x = 2,525.76 × 1,234.56
  4. Step 4: Simplify right side
    1,831.52x = 3,118,202.27
  5. Step 5: Solve for x
    x = 3,118,202.27/1,831.52
  6. Step 6: Final answer
    x = 1,702.52

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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.