Home / 3,342.03-5,013.09-1,152.30

Finding the Fourth Proportional to 3,342.03, 5,013.09 and 1,152.30

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Solution

The fourth proportional to 3,342.03, 5,013.09 and 1,152.30 is: 1,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.03 : 5,013.09 = 1,152.30 : x
  2. Step 2: Convert to fraction form
    3,342.03/5,013.09 = 1,152.30/x
  3. Step 3: Cross multiply
    3,342.03x = 5,013.09 × 1,152.30
  4. Step 4: Simplify right side
    3,342.03x = 5,776,583.61
  5. Step 5: Solve for x
    x = 5,776,583.61/3,342.03
  6. Step 6: Final answer
    x = 1,728.47

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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.