Home / 8,055.86-12,088.19-3,125.69

Finding the Fourth Proportional to 8,055.86, 12,088.19 and 3,125.69

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Solution

The fourth proportional to 8,055.86, 12,088.19 and 3,125.69 is: 4,690.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.86 : 12,088.19 = 3,125.69 : x
  2. Step 2: Convert to fraction form
    8,055.86/12,088.19 = 3,125.69/x
  3. Step 3: Cross multiply
    8,055.86x = 12,088.19 × 3,125.69
  4. Step 4: Simplify right side
    8,055.86x = 37,783,930.69
  5. Step 5: Solve for x
    x = 37,783,930.69/8,055.86
  6. Step 6: Final answer
    x = 4,690.24

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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.