Home / 8,937.06-12,333.78-5,352.14

Finding the Fourth Proportional to 8,937.06, 12,333.78 and 5,352.14

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Solution

The fourth proportional to 8,937.06, 12,333.78 and 5,352.14 is: 7,386.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.06 : 12,333.78 = 5,352.14 : x
  2. Step 2: Convert to fraction form
    8,937.06/12,333.78 = 5,352.14/x
  3. Step 3: Cross multiply
    8,937.06x = 12,333.78 × 5,352.14
  4. Step 4: Simplify right side
    8,937.06x = 66,012,055.62
  5. Step 5: Solve for x
    x = 66,012,055.62/8,937.06
  6. Step 6: Final answer
    x = 7,386.33

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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.