Home / 9,849.61-13,590.04-6,317.60

Finding the Fourth Proportional to 9,849.61, 13,590.04 and 6,317.60

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Solution

The fourth proportional to 9,849.61, 13,590.04 and 6,317.60 is: 8,716.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,849.61 : 13,590.04 = 6,317.60 : x
  2. Step 2: Convert to fraction form
    9,849.61/13,590.04 = 6,317.60/x
  3. Step 3: Cross multiply
    9,849.61x = 13,590.04 × 6,317.60
  4. Step 4: Simplify right side
    9,849.61x = 85,856,436.70
  5. Step 5: Solve for x
    x = 85,856,436.70/9,849.61
  6. Step 6: Final answer
    x = 8,716.73

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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.