Home / 7,210.43-10,816.67-3,047.84

Finding the Fourth Proportional to 7,210.43, 10,816.67 and 3,047.84

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Solution

The fourth proportional to 7,210.43, 10,816.67 and 3,047.84 is: 4,572.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210.43 : 10,816.67 = 3,047.84 : x
  2. Step 2: Convert to fraction form
    7,210.43/10,816.67 = 3,047.84/x
  3. Step 3: Cross multiply
    7,210.43x = 10,816.67 × 3,047.84
  4. Step 4: Simplify right side
    7,210.43x = 32,967,479.49
  5. Step 5: Solve for x
    x = 32,967,479.49/7,210.43
  6. Step 6: Final answer
    x = 4,572.19

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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.