Home / 11,823.56-16,316.28-6,446.04

Finding the Fourth Proportional to 11,823.56, 16,316.28 and 6,446.04

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Solution

The fourth proportional to 11,823.56, 16,316.28 and 6,446.04 is: 8,895.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.56 : 16,316.28 = 6,446.04 : x
  2. Step 2: Convert to fraction form
    11,823.56/16,316.28 = 6,446.04/x
  3. Step 3: Cross multiply
    11,823.56x = 16,316.28 × 6,446.04
  4. Step 4: Simplify right side
    11,823.56x = 105,175,393.53
  5. Step 5: Solve for x
    x = 105,175,393.53/11,823.56
  6. Step 6: Final answer
    x = 8,895.41

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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.