Home / 9,386.25-14,073.91-4,121.05

Finding the Fourth Proportional to 9,386.25, 14,073.91 and 4,121.05

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Solution

The fourth proportional to 9,386.25, 14,073.91 and 4,121.05 is: 6,179.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.25 : 14,073.91 = 4,121.05 : x
  2. Step 2: Convert to fraction form
    9,386.25/14,073.91 = 4,121.05/x
  3. Step 3: Cross multiply
    9,386.25x = 14,073.91 × 4,121.05
  4. Step 4: Simplify right side
    9,386.25x = 57,999,241.32
  5. Step 5: Solve for x
    x = 57,999,241.32/9,386.25
  6. Step 6: Final answer
    x = 6,179.17

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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.