Home / 8,526.20-12,713.99-7,490.44

Finding the Fourth Proportional to 8,526.20, 12,713.99 and 7,490.44

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Solution

The fourth proportional to 8,526.20, 12,713.99 and 7,490.44 is: 11,169.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.20 : 12,713.99 = 7,490.44 : x
  2. Step 2: Convert to fraction form
    8,526.20/12,713.99 = 7,490.44/x
  3. Step 3: Cross multiply
    8,526.20x = 12,713.99 × 7,490.44
  4. Step 4: Simplify right side
    8,526.20x = 95,233,379.26
  5. Step 5: Solve for x
    x = 95,233,379.26/8,526.20
  6. Step 6: Final answer
    x = 11,169.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.