Home / 2,330.84-3,491.64-1,406.66

Finding the Fourth Proportional to 2,330.84, 3,491.64 and 1,406.66

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Solution

The fourth proportional to 2,330.84, 3,491.64 and 1,406.66 is: 2,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.84 : 3,491.64 = 1,406.66 : x
  2. Step 2: Convert to fraction form
    2,330.84/3,491.64 = 1,406.66/x
  3. Step 3: Cross multiply
    2,330.84x = 3,491.64 × 1,406.66
  4. Step 4: Simplify right side
    2,330.84x = 4,911,550.32
  5. Step 5: Solve for x
    x = 4,911,550.32/2,330.84
  6. Step 6: Final answer
    x = 2,107.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.