Home / 5,686.13-8,530.90-2,914.76

Finding the Fourth Proportional to 5,686.13, 8,530.90 and 2,914.76

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Solution

The fourth proportional to 5,686.13, 8,530.90 and 2,914.76 is: 4,373.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.13 : 8,530.90 = 2,914.76 : x
  2. Step 2: Convert to fraction form
    5,686.13/8,530.90 = 2,914.76/x
  3. Step 3: Cross multiply
    5,686.13x = 8,530.90 × 2,914.76
  4. Step 4: Simplify right side
    5,686.13x = 24,865,540.12
  5. Step 5: Solve for x
    x = 24,865,540.12/5,686.13
  6. Step 6: Final answer
    x = 4,373.01

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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.