Home / 8,341.20-11,505.87-5,508.63

Finding the Fourth Proportional to 8,341.20, 11,505.87 and 5,508.63

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Solution

The fourth proportional to 8,341.20, 11,505.87 and 5,508.63 is: 7,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.20 : 11,505.87 = 5,508.63 : x
  2. Step 2: Convert to fraction form
    8,341.20/11,505.87 = 5,508.63/x
  3. Step 3: Cross multiply
    8,341.20x = 11,505.87 × 5,508.63
  4. Step 4: Simplify right side
    8,341.20x = 63,381,580.66
  5. Step 5: Solve for x
    x = 63,381,580.66/8,341.20
  6. Step 6: Final answer
    x = 7,598.62

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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.