Home / 4,214.65-6,318.54-1,580.67

Finding the Fourth Proportional to 4,214.65, 6,318.54 and 1,580.67

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Solution

The fourth proportional to 4,214.65, 6,318.54 and 1,580.67 is: 2,369.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.65 : 6,318.54 = 1,580.67 : x
  2. Step 2: Convert to fraction form
    4,214.65/6,318.54 = 1,580.67/x
  3. Step 3: Cross multiply
    4,214.65x = 6,318.54 × 1,580.67
  4. Step 4: Simplify right side
    4,214.65x = 9,987,550.32
  5. Step 5: Solve for x
    x = 9,987,550.32/4,214.65
  6. Step 6: Final answer
    x = 2,369.72

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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.