Home / 11,358.36-15,673.50-6,641.82

Finding the Fourth Proportional to 11,358.36, 15,673.50 and 6,641.82

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Solution

The fourth proportional to 11,358.36, 15,673.50 and 6,641.82 is: 9,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358.36 : 15,673.50 = 6,641.82 : x
  2. Step 2: Convert to fraction form
    11,358.36/15,673.50 = 6,641.82/x
  3. Step 3: Cross multiply
    11,358.36x = 15,673.50 × 6,641.82
  4. Step 4: Simplify right side
    11,358.36x = 104,100,565.77
  5. Step 5: Solve for x
    x = 104,100,565.77/11,358.36
  6. Step 6: Final answer
    x = 9,165.11

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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.