Home / 11,811.34-16,298.25-6,706.51

Finding the Fourth Proportional to 11,811.34, 16,298.25 and 6,706.51

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Solution

The fourth proportional to 11,811.34, 16,298.25 and 6,706.51 is: 9,254.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811.34 : 16,298.25 = 6,706.51 : x
  2. Step 2: Convert to fraction form
    11,811.34/16,298.25 = 6,706.51/x
  3. Step 3: Cross multiply
    11,811.34x = 16,298.25 × 6,706.51
  4. Step 4: Simplify right side
    11,811.34x = 109,304,376.61
  5. Step 5: Solve for x
    x = 109,304,376.61/11,811.34
  6. Step 6: Final answer
    x = 9,254.19

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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.