Home / 8,165.26-11,264.08-5,333.55

Finding the Fourth Proportional to 8,165.26, 11,264.08 and 5,333.55

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Solution

The fourth proportional to 8,165.26, 11,264.08 and 5,333.55 is: 7,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.26 : 11,264.08 = 5,333.55 : x
  2. Step 2: Convert to fraction form
    8,165.26/11,264.08 = 5,333.55/x
  3. Step 3: Cross multiply
    8,165.26x = 11,264.08 × 5,333.55
  4. Step 4: Simplify right side
    8,165.26x = 60,077,465.81
  5. Step 5: Solve for x
    x = 60,077,465.81/8,165.26
  6. Step 6: Final answer
    x = 7,357.70

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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.