Home / 9,636.08-13,277.03-6,486.80

Finding the Fourth Proportional to 9,636.08, 13,277.03 and 6,486.80

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Solution

The fourth proportional to 9,636.08, 13,277.03 and 6,486.80 is: 8,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,636.08 : 13,277.03 = 6,486.80 : x
  2. Step 2: Convert to fraction form
    9,636.08/13,277.03 = 6,486.80/x
  3. Step 3: Cross multiply
    9,636.08x = 13,277.03 × 6,486.80
  4. Step 4: Simplify right side
    9,636.08x = 86,125,339.38
  5. Step 5: Solve for x
    x = 86,125,339.38/9,636.08
  6. Step 6: Final answer
    x = 8,937.80

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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.