Home / 8,395.98-11,582.37-6,520.02

Finding the Fourth Proportional to 8,395.98, 11,582.37 and 6,520.02

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Solution

The fourth proportional to 8,395.98, 11,582.37 and 6,520.02 is: 8,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.98 : 11,582.37 = 6,520.02 : x
  2. Step 2: Convert to fraction form
    8,395.98/11,582.37 = 6,520.02/x
  3. Step 3: Cross multiply
    8,395.98x = 11,582.37 × 6,520.02
  4. Step 4: Simplify right side
    8,395.98x = 75,517,284.05
  5. Step 5: Solve for x
    x = 75,517,284.05/8,395.98
  6. Step 6: Final answer
    x = 8,994.46

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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.