Home / 8,025.12-11,074.68-4,669.92

Finding the Fourth Proportional to 8,025.12, 11,074.68 and 4,669.92

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Solution

The fourth proportional to 8,025.12, 11,074.68 and 4,669.92 is: 6,444.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.12 : 11,074.68 = 4,669.92 : x
  2. Step 2: Convert to fraction form
    8,025.12/11,074.68 = 4,669.92/x
  3. Step 3: Cross multiply
    8,025.12x = 11,074.68 × 4,669.92
  4. Step 4: Simplify right side
    8,025.12x = 51,717,869.63
  5. Step 5: Solve for x
    x = 51,717,869.63/8,025.12
  6. Step 6: Final answer
    x = 6,444.50

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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.