Home / 11,208.38-15,464.08-6,362.30

Finding the Fourth Proportional to 11,208.38, 15,464.08 and 6,362.30

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Solution

The fourth proportional to 11,208.38, 15,464.08 and 6,362.30 is: 8,778.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.38 : 15,464.08 = 6,362.30 : x
  2. Step 2: Convert to fraction form
    11,208.38/15,464.08 = 6,362.30/x
  3. Step 3: Cross multiply
    11,208.38x = 15,464.08 × 6,362.30
  4. Step 4: Simplify right side
    11,208.38x = 98,387,116.18
  5. Step 5: Solve for x
    x = 98,387,116.18/11,208.38
  6. Step 6: Final answer
    x = 8,778.00

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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.