Home / 2,363.20-3,262.75-1,831.10

Finding the Fourth Proportional to 2,363.20, 3,262.75 and 1,831.10

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Solution

The fourth proportional to 2,363.20, 3,262.75 and 1,831.10 is: 2,528.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.20 : 3,262.75 = 1,831.10 : x
  2. Step 2: Convert to fraction form
    2,363.20/3,262.75 = 1,831.10/x
  3. Step 3: Cross multiply
    2,363.20x = 3,262.75 × 1,831.10
  4. Step 4: Simplify right side
    2,363.20x = 5,974,400.63
  5. Step 5: Solve for x
    x = 5,974,400.63/2,363.20
  6. Step 6: Final answer
    x = 2,528.10

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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.