Home / 4,210.50-6,318.63-1,474.50

Finding the Fourth Proportional to 4,210.50, 6,318.63 and 1,474.50

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Solution

The fourth proportional to 4,210.50, 6,318.63 and 1,474.50 is: 2,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.50 : 6,318.63 = 1,474.50 : x
  2. Step 2: Convert to fraction form
    4,210.50/6,318.63 = 1,474.50/x
  3. Step 3: Cross multiply
    4,210.50x = 6,318.63 × 1,474.50
  4. Step 4: Simplify right side
    4,210.50x = 9,316,819.94
  5. Step 5: Solve for x
    x = 9,316,819.94/4,210.50
  6. Step 6: Final answer
    x = 2,212.76

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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.