Home / 7,520.28-11,300.85-4,012.73

Finding the Fourth Proportional to 7,520.28, 11,300.85 and 4,012.73

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Solution

The fourth proportional to 7,520.28, 11,300.85 and 4,012.73 is: 6,030.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.28 : 11,300.85 = 4,012.73 : x
  2. Step 2: Convert to fraction form
    7,520.28/11,300.85 = 4,012.73/x
  3. Step 3: Cross multiply
    7,520.28x = 11,300.85 × 4,012.73
  4. Step 4: Simplify right side
    7,520.28x = 45,347,259.82
  5. Step 5: Solve for x
    x = 45,347,259.82/7,520.28
  6. Step 6: Final answer
    x = 6,030.00

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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.