Home / 8,156.48-11,266.08-8,033.60

Finding the Fourth Proportional to 8,156.48, 11,266.08 and 8,033.60

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Solution

The fourth proportional to 8,156.48, 11,266.08 and 8,033.60 is: 11,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156.48 : 11,266.08 = 8,033.60 : x
  2. Step 2: Convert to fraction form
    8,156.48/11,266.08 = 8,033.60/x
  3. Step 3: Cross multiply
    8,156.48x = 11,266.08 × 8,033.60
  4. Step 4: Simplify right side
    8,156.48x = 90,507,180.29
  5. Step 5: Solve for x
    x = 90,507,180.29/8,156.48
  6. Step 6: Final answer
    x = 11,096.35

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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.