Home / 4,665.18-6,991.14-2,586.12

Finding the Fourth Proportional to 4,665.18, 6,991.14 and 2,586.12

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Solution

The fourth proportional to 4,665.18, 6,991.14 and 2,586.12 is: 3,875.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.18 : 6,991.14 = 2,586.12 : x
  2. Step 2: Convert to fraction form
    4,665.18/6,991.14 = 2,586.12/x
  3. Step 3: Cross multiply
    4,665.18x = 6,991.14 × 2,586.12
  4. Step 4: Simplify right side
    4,665.18x = 18,079,926.98
  5. Step 5: Solve for x
    x = 18,079,926.98/4,665.18
  6. Step 6: Final answer
    x = 3,875.50

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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.