Home / 10,100.07-13,943.88-6,748.56

Finding the Fourth Proportional to 10,100.07, 13,943.88 and 6,748.56

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Solution

The fourth proportional to 10,100.07, 13,943.88 and 6,748.56 is: 9,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,100.07 : 13,943.88 = 6,748.56 : x
  2. Step 2: Convert to fraction form
    10,100.07/13,943.88 = 6,748.56/x
  3. Step 3: Cross multiply
    10,100.07x = 13,943.88 × 6,748.56
  4. Step 4: Simplify right side
    10,100.07x = 94,101,110.81
  5. Step 5: Solve for x
    x = 94,101,110.81/10,100.07
  6. Step 6: Final answer
    x = 9,316.88

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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.