Home / 7,104.09-9,809.84-4,456.05

Finding the Fourth Proportional to 7,104.09, 9,809.84 and 4,456.05

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Solution

The fourth proportional to 7,104.09, 9,809.84 and 4,456.05 is: 6,153.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.09 : 9,809.84 = 4,456.05 : x
  2. Step 2: Convert to fraction form
    7,104.09/9,809.84 = 4,456.05/x
  3. Step 3: Cross multiply
    7,104.09x = 9,809.84 × 4,456.05
  4. Step 4: Simplify right side
    7,104.09x = 43,713,115.25
  5. Step 5: Solve for x
    x = 43,713,115.25/7,104.09
  6. Step 6: Final answer
    x = 6,153.23

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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.