Home / 7,380.24-11,068.20-2,762.16

Finding the Fourth Proportional to 7,380.24, 11,068.20 and 2,762.16

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Solution

The fourth proportional to 7,380.24, 11,068.20 and 2,762.16 is: 4,142.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.24 : 11,068.20 = 2,762.16 : x
  2. Step 2: Convert to fraction form
    7,380.24/11,068.20 = 2,762.16/x
  3. Step 3: Cross multiply
    7,380.24x = 11,068.20 × 2,762.16
  4. Step 4: Simplify right side
    7,380.24x = 30,572,139.31
  5. Step 5: Solve for x
    x = 30,572,139.31/7,380.24
  6. Step 6: Final answer
    x = 4,142.43

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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.