Home / 8,441.63-11,649.40-4,665.06

Finding the Fourth Proportional to 8,441.63, 11,649.40 and 4,665.06

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Solution

The fourth proportional to 8,441.63, 11,649.40 and 4,665.06 is: 6,437.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,441.63 : 11,649.40 = 4,665.06 : x
  2. Step 2: Convert to fraction form
    8,441.63/11,649.40 = 4,665.06/x
  3. Step 3: Cross multiply
    8,441.63x = 11,649.40 × 4,665.06
  4. Step 4: Simplify right side
    8,441.63x = 54,345,120.86
  5. Step 5: Solve for x
    x = 54,345,120.86/8,441.63
  6. Step 6: Final answer
    x = 6,437.75

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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.