Home / 8,686.16-13,035.96-4,008.18

Finding the Fourth Proportional to 8,686.16, 13,035.96 and 4,008.18

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Solution

The fourth proportional to 8,686.16, 13,035.96 and 4,008.18 is: 6,015.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686.16 : 13,035.96 = 4,008.18 : x
  2. Step 2: Convert to fraction form
    8,686.16/13,035.96 = 4,008.18/x
  3. Step 3: Cross multiply
    8,686.16x = 13,035.96 × 4,008.18
  4. Step 4: Simplify right side
    8,686.16x = 52,250,474.15
  5. Step 5: Solve for x
    x = 52,250,474.15/8,686.16
  6. Step 6: Final answer
    x = 6,015.37

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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.