Home / 3,683.12-5,521.08-1,373.36

Finding the Fourth Proportional to 3,683.12, 5,521.08 and 1,373.36

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Solution

The fourth proportional to 3,683.12, 5,521.08 and 1,373.36 is: 2,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.12 : 5,521.08 = 1,373.36 : x
  2. Step 2: Convert to fraction form
    3,683.12/5,521.08 = 1,373.36/x
  3. Step 3: Cross multiply
    3,683.12x = 5,521.08 × 1,373.36
  4. Step 4: Simplify right side
    3,683.12x = 7,582,430.43
  5. Step 5: Solve for x
    x = 7,582,430.43/3,683.12
  6. Step 6: Final answer
    x = 2,058.70

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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.