Home / 7,224.48-10,838.08-2,292.80

Finding the Fourth Proportional to 7,224.48, 10,838.08 and 2,292.80

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Solution

The fourth proportional to 7,224.48, 10,838.08 and 2,292.80 is: 3,439.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.48 : 10,838.08 = 2,292.80 : x
  2. Step 2: Convert to fraction form
    7,224.48/10,838.08 = 2,292.80/x
  3. Step 3: Cross multiply
    7,224.48x = 10,838.08 × 2,292.80
  4. Step 4: Simplify right side
    7,224.48x = 24,849,549.82
  5. Step 5: Solve for x
    x = 24,849,549.82/7,224.48
  6. Step 6: Final answer
    x = 3,439.63

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1.5x scale

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.