Home / 2,377.99-3,281.20-1,433.53

Finding the Fourth Proportional to 2,377.99, 3,281.20 and 1,433.53

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Solution

The fourth proportional to 2,377.99, 3,281.20 and 1,433.53 is: 1,978.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.99 : 3,281.20 = 1,433.53 : x
  2. Step 2: Convert to fraction form
    2,377.99/3,281.20 = 1,433.53/x
  3. Step 3: Cross multiply
    2,377.99x = 3,281.20 × 1,433.53
  4. Step 4: Simplify right side
    2,377.99x = 4,703,698.64
  5. Step 5: Solve for x
    x = 4,703,698.64/2,377.99
  6. Step 6: Final answer
    x = 1,978.01

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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.