Home / 1,411.04-2,106.46-1,226.56

Finding the Fourth Proportional to 1,411.04, 2,106.46 and 1,226.56

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Solution

The fourth proportional to 1,411.04, 2,106.46 and 1,226.56 is: 1,831.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411.04 : 2,106.46 = 1,226.56 : x
  2. Step 2: Convert to fraction form
    1,411.04/2,106.46 = 1,226.56/x
  3. Step 3: Cross multiply
    1,411.04x = 2,106.46 × 1,226.56
  4. Step 4: Simplify right side
    1,411.04x = 2,583,693.44
  5. Step 5: Solve for x
    x = 2,583,693.44/1,411.04
  6. Step 6: Final answer
    x = 1,831.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.