Home / 6,645.02-9,973.71-3,360.47

Finding the Fourth Proportional to 6,645.02, 9,973.71 and 3,360.47

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Solution

The fourth proportional to 6,645.02, 9,973.71 and 3,360.47 is: 5,043.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.02 : 9,973.71 = 3,360.47 : x
  2. Step 2: Convert to fraction form
    6,645.02/9,973.71 = 3,360.47/x
  3. Step 3: Cross multiply
    6,645.02x = 9,973.71 × 3,360.47
  4. Step 4: Simplify right side
    6,645.02x = 33,516,394.85
  5. Step 5: Solve for x
    x = 33,516,394.85/6,645.02
  6. Step 6: Final answer
    x = 5,043.83

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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.