Home / 6,646.42-9,971.35-2,486.75

Finding the Fourth Proportional to 6,646.42, 9,971.35 and 2,486.75

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Solution

The fourth proportional to 6,646.42, 9,971.35 and 2,486.75 is: 3,730.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646.42 : 9,971.35 = 2,486.75 : x
  2. Step 2: Convert to fraction form
    6,646.42/9,971.35 = 2,486.75/x
  3. Step 3: Cross multiply
    6,646.42x = 9,971.35 × 2,486.75
  4. Step 4: Simplify right side
    6,646.42x = 24,796,204.76
  5. Step 5: Solve for x
    x = 24,796,204.76/6,646.42
  6. Step 6: Final answer
    x = 3,730.76

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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.