Home / 5,225.65-7,214.77-3,238.31

Finding the Fourth Proportional to 5,225.65, 7,214.77 and 3,238.31

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Solution

The fourth proportional to 5,225.65, 7,214.77 and 3,238.31 is: 4,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.65 : 7,214.77 = 3,238.31 : x
  2. Step 2: Convert to fraction form
    5,225.65/7,214.77 = 3,238.31/x
  3. Step 3: Cross multiply
    5,225.65x = 7,214.77 × 3,238.31
  4. Step 4: Simplify right side
    5,225.65x = 23,363,683.92
  5. Step 5: Solve for x
    x = 23,363,683.92/5,225.65
  6. Step 6: Final answer
    x = 4,470.96

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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.