Home / 8,886.76-13,322.58-5,426.44

Finding the Fourth Proportional to 8,886.76, 13,322.58 and 5,426.44

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Solution

The fourth proportional to 8,886.76, 13,322.58 and 5,426.44 is: 8,135.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.76 : 13,322.58 = 5,426.44 : x
  2. Step 2: Convert to fraction form
    8,886.76/13,322.58 = 5,426.44/x
  3. Step 3: Cross multiply
    8,886.76x = 13,322.58 × 5,426.44
  4. Step 4: Simplify right side
    8,886.76x = 72,294,181.02
  5. Step 5: Solve for x
    x = 72,294,181.02/8,886.76
  6. Step 6: Final answer
    x = 8,135.04

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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.