Home / 8,322.63-11,486.25-5,337.36

Finding the Fourth Proportional to 8,322.63, 11,486.25 and 5,337.36

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Solution

The fourth proportional to 8,322.63, 11,486.25 and 5,337.36 is: 7,366.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,322.63 : 11,486.25 = 5,337.36 : x
  2. Step 2: Convert to fraction form
    8,322.63/11,486.25 = 5,337.36/x
  3. Step 3: Cross multiply
    8,322.63x = 11,486.25 × 5,337.36
  4. Step 4: Simplify right side
    8,322.63x = 61,306,251.30
  5. Step 5: Solve for x
    x = 61,306,251.30/8,322.63
  6. Step 6: Final answer
    x = 7,366.21

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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.