Home / 8,319.24-11,490.66-6,573.96

Finding the Fourth Proportional to 8,319.24, 11,490.66 and 6,573.96

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Solution

The fourth proportional to 8,319.24, 11,490.66 and 6,573.96 is: 9,080.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.24 : 11,490.66 = 6,573.96 : x
  2. Step 2: Convert to fraction form
    8,319.24/11,490.66 = 6,573.96/x
  3. Step 3: Cross multiply
    8,319.24x = 11,490.66 × 6,573.96
  4. Step 4: Simplify right side
    8,319.24x = 75,539,139.21
  5. Step 5: Solve for x
    x = 75,539,139.21/8,319.24
  6. Step 6: Final answer
    x = 9,080.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.