Home / 6,805.47-10,205.58-2,644.93

Finding the Fourth Proportional to 6,805.47, 10,205.58 and 2,644.93

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Solution

The fourth proportional to 6,805.47, 10,205.58 and 2,644.93 is: 3,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.47 : 10,205.58 = 2,644.93 : x
  2. Step 2: Convert to fraction form
    6,805.47/10,205.58 = 2,644.93/x
  3. Step 3: Cross multiply
    6,805.47x = 10,205.58 × 2,644.93
  4. Step 4: Simplify right side
    6,805.47x = 26,993,019.20
  5. Step 5: Solve for x
    x = 26,993,019.20/6,805.47
  6. Step 6: Final answer
    x = 3,966.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.