Home / 7,363.97-10,162.63-4,220.16

Finding the Fourth Proportional to 7,363.97, 10,162.63 and 4,220.16

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Solution

The fourth proportional to 7,363.97, 10,162.63 and 4,220.16 is: 5,824.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363.97 : 10,162.63 = 4,220.16 : x
  2. Step 2: Convert to fraction form
    7,363.97/10,162.63 = 4,220.16/x
  3. Step 3: Cross multiply
    7,363.97x = 10,162.63 × 4,220.16
  4. Step 4: Simplify right side
    7,363.97x = 42,887,914.07
  5. Step 5: Solve for x
    x = 42,887,914.07/7,363.97
  6. Step 6: Final answer
    x = 5,824.02

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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.