Home / 1,531.69-2,297.52-1,224.14

Finding the Fourth Proportional to 1,531.69, 2,297.52 and 1,224.14

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Solution

The fourth proportional to 1,531.69, 2,297.52 and 1,224.14 is: 1,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531.69 : 2,297.52 = 1,224.14 : x
  2. Step 2: Convert to fraction form
    1,531.69/2,297.52 = 1,224.14/x
  3. Step 3: Cross multiply
    1,531.69x = 2,297.52 × 1,224.14
  4. Step 4: Simplify right side
    1,531.69x = 2,812,474.65
  5. Step 5: Solve for x
    x = 2,812,474.65/1,531.69
  6. Step 6: Final answer
    x = 1,836.19

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1.5x scale

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.