Home / 7,844.49-10,825.43-4,487.34

Finding the Fourth Proportional to 7,844.49, 10,825.43 and 4,487.34

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Solution

The fourth proportional to 7,844.49, 10,825.43 and 4,487.34 is: 6,192.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.49 : 10,825.43 = 4,487.34 : x
  2. Step 2: Convert to fraction form
    7,844.49/10,825.43 = 4,487.34/x
  3. Step 3: Cross multiply
    7,844.49x = 10,825.43 × 4,487.34
  4. Step 4: Simplify right side
    7,844.49x = 48,577,385.06
  5. Step 5: Solve for x
    x = 48,577,385.06/7,844.49
  6. Step 6: Final answer
    x = 6,192.55

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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.