Home / 5,210.70-7,812.24-3,562.08

Finding the Fourth Proportional to 5,210.70, 7,812.24 and 3,562.08

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Solution

The fourth proportional to 5,210.70, 7,812.24 and 3,562.08 is: 5,340.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.70 : 7,812.24 = 3,562.08 : x
  2. Step 2: Convert to fraction form
    5,210.70/7,812.24 = 3,562.08/x
  3. Step 3: Cross multiply
    5,210.70x = 7,812.24 × 3,562.08
  4. Step 4: Simplify right side
    5,210.70x = 27,827,823.86
  5. Step 5: Solve for x
    x = 27,827,823.86/5,210.70
  6. Step 6: Final answer
    x = 5,340.52

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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.