Home / 11,202.40-15,458.58-6,165.64

Finding the Fourth Proportional to 11,202.40, 15,458.58 and 6,165.64

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Solution

The fourth proportional to 11,202.40, 15,458.58 and 6,165.64 is: 8,508.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.40 : 15,458.58 = 6,165.64 : x
  2. Step 2: Convert to fraction form
    11,202.40/15,458.58 = 6,165.64/x
  3. Step 3: Cross multiply
    11,202.40x = 15,458.58 × 6,165.64
  4. Step 4: Simplify right side
    11,202.40x = 95,312,039.19
  5. Step 5: Solve for x
    x = 95,312,039.19/11,202.40
  6. Step 6: Final answer
    x = 8,508.18

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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.