Home / 9,701.81-14,550.05-2,680.14

Finding the Fourth Proportional to 9,701.81, 14,550.05 and 2,680.14

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Solution

The fourth proportional to 9,701.81, 14,550.05 and 2,680.14 is: 4,019.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,701.81 : 14,550.05 = 2,680.14 : x
  2. Step 2: Convert to fraction form
    9,701.81/14,550.05 = 2,680.14/x
  3. Step 3: Cross multiply
    9,701.81x = 14,550.05 × 2,680.14
  4. Step 4: Simplify right side
    9,701.81x = 38,996,157.61
  5. Step 5: Solve for x
    x = 38,996,157.61/9,701.81
  6. Step 6: Final answer
    x = 4,019.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.