Home / 11,941.84-16,479.90-6,637.18

Finding the Fourth Proportional to 11,941.84, 16,479.90 and 6,637.18

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Solution

The fourth proportional to 11,941.84, 16,479.90 and 6,637.18 is: 9,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.84 : 16,479.90 = 6,637.18 : x
  2. Step 2: Convert to fraction form
    11,941.84/16,479.90 = 6,637.18/x
  3. Step 3: Cross multiply
    11,941.84x = 16,479.90 × 6,637.18
  4. Step 4: Simplify right side
    11,941.84x = 109,380,062.68
  5. Step 5: Solve for x
    x = 109,380,062.68/11,941.84
  6. Step 6: Final answer
    x = 9,159.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.