Home / 7,417.02-11,120.28-3,716.60

Finding the Fourth Proportional to 7,417.02, 11,120.28 and 3,716.60

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Solution

The fourth proportional to 7,417.02, 11,120.28 and 3,716.60 is: 5,572.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.02 : 11,120.28 = 3,716.60 : x
  2. Step 2: Convert to fraction form
    7,417.02/11,120.28 = 3,716.60/x
  3. Step 3: Cross multiply
    7,417.02x = 11,120.28 × 3,716.60
  4. Step 4: Simplify right side
    7,417.02x = 41,329,632.65
  5. Step 5: Solve for x
    x = 41,329,632.65/7,417.02
  6. Step 6: Final answer
    x = 5,572.27

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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.