Home / 8,383.06-12,574.62-2,836.45

Finding the Fourth Proportional to 8,383.06, 12,574.62 and 2,836.45

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Solution

The fourth proportional to 8,383.06, 12,574.62 and 2,836.45 is: 4,254.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.06 : 12,574.62 = 2,836.45 : x
  2. Step 2: Convert to fraction form
    8,383.06/12,574.62 = 2,836.45/x
  3. Step 3: Cross multiply
    8,383.06x = 12,574.62 × 2,836.45
  4. Step 4: Simplify right side
    8,383.06x = 35,667,280.90
  5. Step 5: Solve for x
    x = 35,667,280.90/8,383.06
  6. Step 6: Final answer
    x = 4,254.69

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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.