Home / 7,513.80-11,277.10-3,360.20

Finding the Fourth Proportional to 7,513.80, 11,277.10 and 3,360.20

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Solution

The fourth proportional to 7,513.80, 11,277.10 and 3,360.20 is: 5,043.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.80 : 11,277.10 = 3,360.20 : x
  2. Step 2: Convert to fraction form
    7,513.80/11,277.10 = 3,360.20/x
  3. Step 3: Cross multiply
    7,513.80x = 11,277.10 × 3,360.20
  4. Step 4: Simplify right side
    7,513.80x = 37,893,311.42
  5. Step 5: Solve for x
    x = 37,893,311.42/7,513.80
  6. Step 6: Final answer
    x = 5,043.16

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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.