Home / 6,630.24-9,944.86-4,784.68

Finding the Fourth Proportional to 6,630.24, 9,944.86 and 4,784.68

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Solution

The fourth proportional to 6,630.24, 9,944.86 and 4,784.68 is: 7,176.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.24 : 9,944.86 = 4,784.68 : x
  2. Step 2: Convert to fraction form
    6,630.24/9,944.86 = 4,784.68/x
  3. Step 3: Cross multiply
    6,630.24x = 9,944.86 × 4,784.68
  4. Step 4: Simplify right side
    6,630.24x = 47,582,972.74
  5. Step 5: Solve for x
    x = 47,582,972.74/6,630.24
  6. Step 6: Final answer
    x = 7,176.66

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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.