Home / 2,415.53-3,624.66-1,439.58

Finding the Fourth Proportional to 2,415.53, 3,624.66 and 1,439.58

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Solution

The fourth proportional to 2,415.53, 3,624.66 and 1,439.58 is: 2,160.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.53 : 3,624.66 = 1,439.58 : x
  2. Step 2: Convert to fraction form
    2,415.53/3,624.66 = 1,439.58/x
  3. Step 3: Cross multiply
    2,415.53x = 3,624.66 × 1,439.58
  4. Step 4: Simplify right side
    2,415.53x = 5,217,981.25
  5. Step 5: Solve for x
    x = 5,217,981.25/2,415.53
  6. Step 6: Final answer
    x = 2,160.18

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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.