Home / 11,567.66-15,962.40-6,787.10

Finding the Fourth Proportional to 11,567.66, 15,962.40 and 6,787.10

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Solution

The fourth proportional to 11,567.66, 15,962.40 and 6,787.10 is: 9,365.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,567.66 : 15,962.40 = 6,787.10 : x
  2. Step 2: Convert to fraction form
    11,567.66/15,962.40 = 6,787.10/x
  3. Step 3: Cross multiply
    11,567.66x = 15,962.40 × 6,787.10
  4. Step 4: Simplify right side
    11,567.66x = 108,338,385.09
  5. Step 5: Solve for x
    x = 108,338,385.09/11,567.66
  6. Step 6: Final answer
    x = 9,365.63

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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.