Home / 11,323.34-15,625.91-6,287.41

Finding the Fourth Proportional to 11,323.34, 15,625.91 and 6,287.41

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Solution

The fourth proportional to 11,323.34, 15,625.91 and 6,287.41 is: 8,676.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.34 : 15,625.91 = 6,287.41 : x
  2. Step 2: Convert to fraction form
    11,323.34/15,625.91 = 6,287.41/x
  3. Step 3: Cross multiply
    11,323.34x = 15,625.91 × 6,287.41
  4. Step 4: Simplify right side
    11,323.34x = 98,246,471.36
  5. Step 5: Solve for x
    x = 98,246,471.36/11,323.34
  6. Step 6: Final answer
    x = 8,676.46

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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.