Home / 9,636.12-13,297.52-5,657.13

Finding the Fourth Proportional to 9,636.12, 13,297.52 and 5,657.13

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Solution

The fourth proportional to 9,636.12, 13,297.52 and 5,657.13 is: 7,806.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,636.12 : 13,297.52 = 5,657.13 : x
  2. Step 2: Convert to fraction form
    9,636.12/13,297.52 = 5,657.13/x
  3. Step 3: Cross multiply
    9,636.12x = 13,297.52 × 5,657.13
  4. Step 4: Simplify right side
    9,636.12x = 75,225,771.03
  5. Step 5: Solve for x
    x = 75,225,771.03/9,636.12
  6. Step 6: Final answer
    x = 7,806.65

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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.