Home / 8,026.40-12,037.44-5,445.20

Finding the Fourth Proportional to 8,026.40, 12,037.44 and 5,445.20

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Solution

The fourth proportional to 8,026.40, 12,037.44 and 5,445.20 is: 8,166.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026.40 : 12,037.44 = 5,445.20 : x
  2. Step 2: Convert to fraction form
    8,026.40/12,037.44 = 5,445.20/x
  3. Step 3: Cross multiply
    8,026.40x = 12,037.44 × 5,445.20
  4. Step 4: Simplify right side
    8,026.40x = 65,546,268.29
  5. Step 5: Solve for x
    x = 65,546,268.29/8,026.40
  6. Step 6: Final answer
    x = 8,166.33

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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.