Home / 7,386.87-11,080.09-2,460.04

Finding the Fourth Proportional to 7,386.87, 11,080.09 and 2,460.04

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Solution

The fourth proportional to 7,386.87, 11,080.09 and 2,460.04 is: 3,689.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.87 : 11,080.09 = 2,460.04 : x
  2. Step 2: Convert to fraction form
    7,386.87/11,080.09 = 2,460.04/x
  3. Step 3: Cross multiply
    7,386.87x = 11,080.09 × 2,460.04
  4. Step 4: Simplify right side
    7,386.87x = 27,257,464.60
  5. Step 5: Solve for x
    x = 27,257,464.60/7,386.87
  6. Step 6: Final answer
    x = 3,689.99

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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.