Home / 4,606.28-6,910.61-1,319.61

Finding the Fourth Proportional to 4,606.28, 6,910.61 and 1,319.61

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Solution

The fourth proportional to 4,606.28, 6,910.61 and 1,319.61 is: 1,979.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,606.28 : 6,910.61 = 1,319.61 : x
  2. Step 2: Convert to fraction form
    4,606.28/6,910.61 = 1,319.61/x
  3. Step 3: Cross multiply
    4,606.28x = 6,910.61 × 1,319.61
  4. Step 4: Simplify right side
    4,606.28x = 9,119,303.46
  5. Step 5: Solve for x
    x = 9,119,303.46/4,606.28
  6. Step 6: Final answer
    x = 1,979.76

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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.