Home / 7,440.02-11,141.78-3,535

Finding the Fourth Proportional to 7,440.02, 11,141.78 and 3,535

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Solution

The fourth proportional to 7,440.02, 11,141.78 and 3,535 is: 5,293.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.02 : 11,141.78 = 3,535 : x
  2. Step 2: Convert to fraction form
    7,440.02/11,141.78 = 3,535/x
  3. Step 3: Cross multiply
    7,440.02x = 11,141.78 × 3,535
  4. Step 4: Simplify right side
    7,440.02x = 39,386,192.30
  5. Step 5: Solve for x
    x = 39,386,192.30/7,440.02
  6. Step 6: Final answer
    x = 5,293.83

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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.