Home / 6,521.47-9,783.60-2,625.88

Finding the Fourth Proportional to 6,521.47, 9,783.60 and 2,625.88

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Solution

The fourth proportional to 6,521.47, 9,783.60 and 2,625.88 is: 3,939.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.47 : 9,783.60 = 2,625.88 : x
  2. Step 2: Convert to fraction form
    6,521.47/9,783.60 = 2,625.88/x
  3. Step 3: Cross multiply
    6,521.47x = 9,783.60 × 2,625.88
  4. Step 4: Simplify right side
    6,521.47x = 25,690,535.11
  5. Step 5: Solve for x
    x = 25,690,535.11/6,521.47
  6. Step 6: Final answer
    x = 3,939.38

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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.