Home / 8,697.18-13,039.29-5,233.62

Finding the Fourth Proportional to 8,697.18, 13,039.29 and 5,233.62

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Solution

The fourth proportional to 8,697.18, 13,039.29 and 5,233.62 is: 7,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.18 : 13,039.29 = 5,233.62 : x
  2. Step 2: Convert to fraction form
    8,697.18/13,039.29 = 5,233.62/x
  3. Step 3: Cross multiply
    8,697.18x = 13,039.29 × 5,233.62
  4. Step 4: Simplify right side
    8,697.18x = 68,242,688.93
  5. Step 5: Solve for x
    x = 68,242,688.93/8,697.18
  6. Step 6: Final answer
    x = 7,846.53

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1.5x scale

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.