Home / 1,533.24-2,302.38-1,455.30

Finding the Fourth Proportional to 1,533.24, 2,302.38 and 1,455.30

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Solution

The fourth proportional to 1,533.24, 2,302.38 and 1,455.30 is: 2,185.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.24 : 2,302.38 = 1,455.30 : x
  2. Step 2: Convert to fraction form
    1,533.24/2,302.38 = 1,455.30/x
  3. Step 3: Cross multiply
    1,533.24x = 2,302.38 × 1,455.30
  4. Step 4: Simplify right side
    1,533.24x = 3,350,653.61
  5. Step 5: Solve for x
    x = 3,350,653.61/1,533.24
  6. Step 6: Final answer
    x = 2,185.34

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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.