Home / 11,283.48-15,571.77-6,248.25

Finding the Fourth Proportional to 11,283.48, 15,571.77 and 6,248.25

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Solution

The fourth proportional to 11,283.48, 15,571.77 and 6,248.25 is: 8,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.48 : 15,571.77 = 6,248.25 : x
  2. Step 2: Convert to fraction form
    11,283.48/15,571.77 = 6,248.25/x
  3. Step 3: Cross multiply
    11,283.48x = 15,571.77 × 6,248.25
  4. Step 4: Simplify right side
    11,283.48x = 97,296,311.90
  5. Step 5: Solve for x
    x = 97,296,311.90/11,283.48
  6. Step 6: Final answer
    x = 8,622.90

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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.