Home / 9,649.40-13,314.66-5,673.92

Finding the Fourth Proportional to 9,649.40, 13,314.66 and 5,673.92

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Solution

The fourth proportional to 9,649.40, 13,314.66 and 5,673.92 is: 7,829.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,649.40 : 13,314.66 = 5,673.92 : x
  2. Step 2: Convert to fraction form
    9,649.40/13,314.66 = 5,673.92/x
  3. Step 3: Cross multiply
    9,649.40x = 13,314.66 × 5,673.92
  4. Step 4: Simplify right side
    9,649.40x = 75,546,315.67
  5. Step 5: Solve for x
    x = 75,546,315.67/9,649.40
  6. Step 6: Final answer
    x = 7,829.12

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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.