Home / 7,448.39-10,280.02-4,261.82

Finding the Fourth Proportional to 7,448.39, 10,280.02 and 4,261.82

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Solution

The fourth proportional to 7,448.39, 10,280.02 and 4,261.82 is: 5,882.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.39 : 10,280.02 = 4,261.82 : x
  2. Step 2: Convert to fraction form
    7,448.39/10,280.02 = 4,261.82/x
  3. Step 3: Cross multiply
    7,448.39x = 10,280.02 × 4,261.82
  4. Step 4: Simplify right side
    7,448.39x = 43,811,532.78
  5. Step 5: Solve for x
    x = 43,811,532.78/7,448.39
  6. Step 6: Final answer
    x = 5,882.02

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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.