Home / 6,521.01-9,786.13-2,572.40

Finding the Fourth Proportional to 6,521.01, 9,786.13 and 2,572.40

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Solution

The fourth proportional to 6,521.01, 9,786.13 and 2,572.40 is: 3,860.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.01 : 9,786.13 = 2,572.40 : x
  2. Step 2: Convert to fraction form
    6,521.01/9,786.13 = 2,572.40/x
  3. Step 3: Cross multiply
    6,521.01x = 9,786.13 × 2,572.40
  4. Step 4: Simplify right side
    6,521.01x = 25,173,847.24
  5. Step 5: Solve for x
    x = 25,173,847.24/6,521.01
  6. Step 6: Final answer
    x = 3,860.42

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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.