Home / 4,465.14-6,697.79-2,125.40

Finding the Fourth Proportional to 4,465.14, 6,697.79 and 2,125.40

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Solution

The fourth proportional to 4,465.14, 6,697.79 and 2,125.40 is: 3,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465.14 : 6,697.79 = 2,125.40 : x
  2. Step 2: Convert to fraction form
    4,465.14/6,697.79 = 2,125.40/x
  3. Step 3: Cross multiply
    4,465.14x = 6,697.79 × 2,125.40
  4. Step 4: Simplify right side
    4,465.14x = 14,235,438.75
  5. Step 5: Solve for x
    x = 14,235,438.75/4,465.14
  6. Step 6: Final answer
    x = 3,188.13

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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.