Home / 7,453.02-11,184.70-2,777.30

Finding the Fourth Proportional to 7,453.02, 11,184.70 and 2,777.30

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Solution

The fourth proportional to 7,453.02, 11,184.70 and 2,777.30 is: 4,167.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.02 : 11,184.70 = 2,777.30 : x
  2. Step 2: Convert to fraction form
    7,453.02/11,184.70 = 2,777.30/x
  3. Step 3: Cross multiply
    7,453.02x = 11,184.70 × 2,777.30
  4. Step 4: Simplify right side
    7,453.02x = 31,063,267.31
  5. Step 5: Solve for x
    x = 31,063,267.31/7,453.02
  6. Step 6: Final answer
    x = 4,167.88

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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.