Home / 9,855.50-13,598.12-6,323.49

Finding the Fourth Proportional to 9,855.50, 13,598.12 and 6,323.49

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Solution

The fourth proportional to 9,855.50, 13,598.12 and 6,323.49 is: 8,724.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,855.50 : 13,598.12 = 6,323.49 : x
  2. Step 2: Convert to fraction form
    9,855.50/13,598.12 = 6,323.49/x
  3. Step 3: Cross multiply
    9,855.50x = 13,598.12 × 6,323.49
  4. Step 4: Simplify right side
    9,855.50x = 85,987,544.22
  5. Step 5: Solve for x
    x = 85,987,544.22/9,855.50
  6. Step 6: Final answer
    x = 8,724.83

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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.