Home / 9,355.51-14,033.27-2,781.69

Finding the Fourth Proportional to 9,355.51, 14,033.27 and 2,781.69

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Solution

The fourth proportional to 9,355.51, 14,033.27 and 2,781.69 is: 4,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.51 : 14,033.27 = 2,781.69 : x
  2. Step 2: Convert to fraction form
    9,355.51/14,033.27 = 2,781.69/x
  3. Step 3: Cross multiply
    9,355.51x = 14,033.27 × 2,781.69
  4. Step 4: Simplify right side
    9,355.51x = 39,036,122.75
  5. Step 5: Solve for x
    x = 39,036,122.75/9,355.51
  6. Step 6: Final answer
    x = 4,172.53

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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.