Home / 9,447.54-13,039.41-6,255.21

Finding the Fourth Proportional to 9,447.54, 13,039.41 and 6,255.21

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Solution

The fourth proportional to 9,447.54, 13,039.41 and 6,255.21 is: 8,633.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447.54 : 13,039.41 = 6,255.21 : x
  2. Step 2: Convert to fraction form
    9,447.54/13,039.41 = 6,255.21/x
  3. Step 3: Cross multiply
    9,447.54x = 13,039.41 × 6,255.21
  4. Step 4: Simplify right side
    9,447.54x = 81,564,247.83
  5. Step 5: Solve for x
    x = 81,564,247.83/9,447.54
  6. Step 6: Final answer
    x = 8,633.38

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Find fourth proportional to 9,448.54, 13,040.79 and 6,256.21
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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.