Home / 9,929.21-13,693.15-6,747.26

Finding the Fourth Proportional to 9,929.21, 13,693.15 and 6,747.26

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Solution

The fourth proportional to 9,929.21, 13,693.15 and 6,747.26 is: 9,304.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929.21 : 13,693.15 = 6,747.26 : x
  2. Step 2: Convert to fraction form
    9,929.21/13,693.15 = 6,747.26/x
  3. Step 3: Cross multiply
    9,929.21x = 13,693.15 × 6,747.26
  4. Step 4: Simplify right side
    9,929.21x = 92,391,214.21
  5. Step 5: Solve for x
    x = 92,391,214.21/9,929.21
  6. Step 6: Final answer
    x = 9,304.99

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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.