Home / 8,224.48-12,309.60-6,266.08

Finding the Fourth Proportional to 8,224.48, 12,309.60 and 6,266.08

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Solution

The fourth proportional to 8,224.48, 12,309.60 and 6,266.08 is: 9,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.48 : 12,309.60 = 6,266.08 : x
  2. Step 2: Convert to fraction form
    8,224.48/12,309.60 = 6,266.08/x
  3. Step 3: Cross multiply
    8,224.48x = 12,309.60 × 6,266.08
  4. Step 4: Simplify right side
    8,224.48x = 77,132,938.37
  5. Step 5: Solve for x
    x = 77,132,938.37/8,224.48
  6. Step 6: Final answer
    x = 9,378.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.