Home / 6,488.95-9,727.26-2,103.32

Finding the Fourth Proportional to 6,488.95, 9,727.26 and 2,103.32

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Solution

The fourth proportional to 6,488.95, 9,727.26 and 2,103.32 is: 3,152.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488.95 : 9,727.26 = 2,103.32 : x
  2. Step 2: Convert to fraction form
    6,488.95/9,727.26 = 2,103.32/x
  3. Step 3: Cross multiply
    6,488.95x = 9,727.26 × 2,103.32
  4. Step 4: Simplify right side
    6,488.95x = 20,459,540.50
  5. Step 5: Solve for x
    x = 20,459,540.50/6,488.95
  6. Step 6: Final answer
    x = 3,152.98

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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.