Home / 5,356.22-8,035.18-1,657.58

Finding the Fourth Proportional to 5,356.22, 8,035.18 and 1,657.58

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Solution

The fourth proportional to 5,356.22, 8,035.18 and 1,657.58 is: 2,486.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.22 : 8,035.18 = 1,657.58 : x
  2. Step 2: Convert to fraction form
    5,356.22/8,035.18 = 1,657.58/x
  3. Step 3: Cross multiply
    5,356.22x = 8,035.18 × 1,657.58
  4. Step 4: Simplify right side
    5,356.22x = 13,318,953.66
  5. Step 5: Solve for x
    x = 13,318,953.66/5,356.22
  6. Step 6: Final answer
    x = 2,486.63

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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.