Home / 9,428.26-14,146.98-3,805.70

Finding the Fourth Proportional to 9,428.26, 14,146.98 and 3,805.70

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Solution

The fourth proportional to 9,428.26, 14,146.98 and 3,805.70 is: 5,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.26 : 14,146.98 = 3,805.70 : x
  2. Step 2: Convert to fraction form
    9,428.26/14,146.98 = 3,805.70/x
  3. Step 3: Cross multiply
    9,428.26x = 14,146.98 × 3,805.70
  4. Step 4: Simplify right side
    9,428.26x = 53,839,161.79
  5. Step 5: Solve for x
    x = 53,839,161.79/9,428.26
  6. Step 6: Final answer
    x = 5,710.40

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1.5x scale

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.