Home / 10,681.81-14,736.69-6,701.47

Finding the Fourth Proportional to 10,681.81, 14,736.69 and 6,701.47

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Solution

The fourth proportional to 10,681.81, 14,736.69 and 6,701.47 is: 9,245.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681.81 : 14,736.69 = 6,701.47 : x
  2. Step 2: Convert to fraction form
    10,681.81/14,736.69 = 6,701.47/x
  3. Step 3: Cross multiply
    10,681.81x = 14,736.69 × 6,701.47
  4. Step 4: Simplify right side
    10,681.81x = 98,757,449.09
  5. Step 5: Solve for x
    x = 98,757,449.09/10,681.81
  6. Step 6: Final answer
    x = 9,245.39

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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.