Home / 8,670.80-11,964.84-4,944.72

Finding the Fourth Proportional to 8,670.80, 11,964.84 and 4,944.72

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Solution

The fourth proportional to 8,670.80, 11,964.84 and 4,944.72 is: 6,823.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,670.80 : 11,964.84 = 4,944.72 : x
  2. Step 2: Convert to fraction form
    8,670.80/11,964.84 = 4,944.72/x
  3. Step 3: Cross multiply
    8,670.80x = 11,964.84 × 4,944.72
  4. Step 4: Simplify right side
    8,670.80x = 59,162,783.64
  5. Step 5: Solve for x
    x = 59,162,783.64/8,670.80
  6. Step 6: Final answer
    x = 6,823.22

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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.