Home / 8,242.66-11,374.24-4,705.39

Finding the Fourth Proportional to 8,242.66, 11,374.24 and 4,705.39

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Solution

The fourth proportional to 8,242.66, 11,374.24 and 4,705.39 is: 6,493.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242.66 : 11,374.24 = 4,705.39 : x
  2. Step 2: Convert to fraction form
    8,242.66/11,374.24 = 4,705.39/x
  3. Step 3: Cross multiply
    8,242.66x = 11,374.24 × 4,705.39
  4. Step 4: Simplify right side
    8,242.66x = 53,520,154.76
  5. Step 5: Solve for x
    x = 53,520,154.76/8,242.66
  6. Step 6: Final answer
    x = 6,493.07

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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.