Home / 10,107.53-13,940.93-6,748.73

Finding the Fourth Proportional to 10,107.53, 13,940.93 and 6,748.73

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Solution

The fourth proportional to 10,107.53, 13,940.93 and 6,748.73 is: 9,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,107.53 : 13,940.93 = 6,748.73 : x
  2. Step 2: Convert to fraction form
    10,107.53/13,940.93 = 6,748.73/x
  3. Step 3: Cross multiply
    10,107.53x = 13,940.93 × 6,748.73
  4. Step 4: Simplify right side
    10,107.53x = 94,083,502.81
  5. Step 5: Solve for x
    x = 94,083,502.81/10,107.53
  6. Step 6: Final answer
    x = 9,308.26

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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.