Home / 8,677.01-13,015.57-2,103.19

Finding the Fourth Proportional to 8,677.01, 13,015.57 and 2,103.19

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Solution

The fourth proportional to 8,677.01, 13,015.57 and 2,103.19 is: 3,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.01 : 13,015.57 = 2,103.19 : x
  2. Step 2: Convert to fraction form
    8,677.01/13,015.57 = 2,103.19/x
  3. Step 3: Cross multiply
    8,677.01x = 13,015.57 × 2,103.19
  4. Step 4: Simplify right side
    8,677.01x = 27,374,216.67
  5. Step 5: Solve for x
    x = 27,374,216.67/8,677.01
  6. Step 6: Final answer
    x = 3,154.80

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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.