Home / 11,851.84-16,354.80-6,546.40

Finding the Fourth Proportional to 11,851.84, 16,354.80 and 6,546.40

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Solution

The fourth proportional to 11,851.84, 16,354.80 and 6,546.40 is: 9,033.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,851.84 : 16,354.80 = 6,546.40 : x
  2. Step 2: Convert to fraction form
    11,851.84/16,354.80 = 6,546.40/x
  3. Step 3: Cross multiply
    11,851.84x = 16,354.80 × 6,546.40
  4. Step 4: Simplify right side
    11,851.84x = 107,065,062.72
  5. Step 5: Solve for x
    x = 107,065,062.72/11,851.84
  6. Step 6: Final answer
    x = 9,033.62

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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.