Home / 9,649.75-13,316.66-5,233.75

Finding the Fourth Proportional to 9,649.75, 13,316.66 and 5,233.75

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Solution

The fourth proportional to 9,649.75, 13,316.66 and 5,233.75 is: 7,222.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,649.75 : 13,316.66 = 5,233.75 : x
  2. Step 2: Convert to fraction form
    9,649.75/13,316.66 = 5,233.75/x
  3. Step 3: Cross multiply
    9,649.75x = 13,316.66 × 5,233.75
  4. Step 4: Simplify right side
    9,649.75x = 69,696,043.11
  5. Step 5: Solve for x
    x = 69,696,043.11/9,649.75
  6. Step 6: Final answer
    x = 7,222.58

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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.