Home / 6,982.90-10,474.48-5,589.77

Finding the Fourth Proportional to 6,982.90, 10,474.48 and 5,589.77

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Solution

The fourth proportional to 6,982.90, 10,474.48 and 5,589.77 is: 8,384.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.90 : 10,474.48 = 5,589.77 : x
  2. Step 2: Convert to fraction form
    6,982.90/10,474.48 = 5,589.77/x
  3. Step 3: Cross multiply
    6,982.90x = 10,474.48 × 5,589.77
  4. Step 4: Simplify right side
    6,982.90x = 58,549,934.07
  5. Step 5: Solve for x
    x = 58,549,934.07/6,982.90
  6. Step 6: Final answer
    x = 8,384.76

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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.