Home / 11,787.09-16,266.45-6,482.19

Finding the Fourth Proportional to 11,787.09, 16,266.45 and 6,482.19

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Solution

The fourth proportional to 11,787.09, 16,266.45 and 6,482.19 is: 8,945.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787.09 : 16,266.45 = 6,482.19 : x
  2. Step 2: Convert to fraction form
    11,787.09/16,266.45 = 6,482.19/x
  3. Step 3: Cross multiply
    11,787.09x = 16,266.45 × 6,482.19
  4. Step 4: Simplify right side
    11,787.09x = 105,442,219.53
  5. Step 5: Solve for x
    x = 105,442,219.53/11,787.09
  6. Step 6: Final answer
    x = 8,945.57

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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.