Home / 8,054.91-12,061.71-4,770.36

Finding the Fourth Proportional to 8,054.91, 12,061.71 and 4,770.36

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Solution

The fourth proportional to 8,054.91, 12,061.71 and 4,770.36 is: 7,143.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.91 : 12,061.71 = 4,770.36 : x
  2. Step 2: Convert to fraction form
    8,054.91/12,061.71 = 4,770.36/x
  3. Step 3: Cross multiply
    8,054.91x = 12,061.71 × 4,770.36
  4. Step 4: Simplify right side
    8,054.91x = 57,538,698.92
  5. Step 5: Solve for x
    x = 57,538,698.92/8,054.91
  6. Step 6: Final answer
    x = 7,143.31

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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.