Home / 1,533.03-2,287.97-1,428.99

Finding the Fourth Proportional to 1,533.03, 2,287.97 and 1,428.99

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Solution

The fourth proportional to 1,533.03, 2,287.97 and 1,428.99 is: 2,132.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.03 : 2,287.97 = 1,428.99 : x
  2. Step 2: Convert to fraction form
    1,533.03/2,287.97 = 1,428.99/x
  3. Step 3: Cross multiply
    1,533.03x = 2,287.97 × 1,428.99
  4. Step 4: Simplify right side
    1,533.03x = 3,269,479.11
  5. Step 5: Solve for x
    x = 3,269,479.11/1,533.03
  6. Step 6: Final answer
    x = 2,132.69

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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.