Home / 7,210.36-9,943.62-4,553.14

Finding the Fourth Proportional to 7,210.36, 9,943.62 and 4,553.14

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Solution

The fourth proportional to 7,210.36, 9,943.62 and 4,553.14 is: 6,279.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210.36 : 9,943.62 = 4,553.14 : x
  2. Step 2: Convert to fraction form
    7,210.36/9,943.62 = 4,553.14/x
  3. Step 3: Cross multiply
    7,210.36x = 9,943.62 × 4,553.14
  4. Step 4: Simplify right side
    7,210.36x = 45,274,693.97
  5. Step 5: Solve for x
    x = 45,274,693.97/7,210.36
  6. Step 6: Final answer
    x = 6,279.12

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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.