Home / 5,360.16-8,030.25-3,162.36

Finding the Fourth Proportional to 5,360.16, 8,030.25 and 3,162.36

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Solution

The fourth proportional to 5,360.16, 8,030.25 and 3,162.36 is: 4,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.16 : 8,030.25 = 3,162.36 : x
  2. Step 2: Convert to fraction form
    5,360.16/8,030.25 = 3,162.36/x
  3. Step 3: Cross multiply
    5,360.16x = 8,030.25 × 3,162.36
  4. Step 4: Simplify right side
    5,360.16x = 25,394,541.39
  5. Step 5: Solve for x
    x = 25,394,541.39/5,360.16
  6. Step 6: Final answer
    x = 4,737.65

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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.