Home / 10,720.44-14,801.42-6,693.39

Finding the Fourth Proportional to 10,720.44, 14,801.42 and 6,693.39

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Solution

The fourth proportional to 10,720.44, 14,801.42 and 6,693.39 is: 9,241.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,720.44 : 14,801.42 = 6,693.39 : x
  2. Step 2: Convert to fraction form
    10,720.44/14,801.42 = 6,693.39/x
  3. Step 3: Cross multiply
    10,720.44x = 14,801.42 × 6,693.39
  4. Step 4: Simplify right side
    10,720.44x = 99,071,746.38
  5. Step 5: Solve for x
    x = 99,071,746.38/10,720.44
  6. Step 6: Final answer
    x = 9,241.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.