Home / 5,386.61-8,064.25-3,300.28

Finding the Fourth Proportional to 5,386.61, 8,064.25 and 3,300.28

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Solution

The fourth proportional to 5,386.61, 8,064.25 and 3,300.28 is: 4,940.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.61 : 8,064.25 = 3,300.28 : x
  2. Step 2: Convert to fraction form
    5,386.61/8,064.25 = 3,300.28/x
  3. Step 3: Cross multiply
    5,386.61x = 8,064.25 × 3,300.28
  4. Step 4: Simplify right side
    5,386.61x = 26,614,282.99
  5. Step 5: Solve for x
    x = 26,614,282.99/5,386.61
  6. Step 6: Final answer
    x = 4,940.82

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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.