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Finding the Fourth Proportional to 8,407.46, 11,601.22 and 5,050.87

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Solution

The fourth proportional to 8,407.46, 11,601.22 and 5,050.87 is: 6,969.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,407.46 : 11,601.22 = 5,050.87 : x
  2. Step 2: Convert to fraction form
    8,407.46/11,601.22 = 5,050.87/x
  3. Step 3: Cross multiply
    8,407.46x = 11,601.22 × 5,050.87
  4. Step 4: Simplify right side
    8,407.46x = 58,596,254.06
  5. Step 5: Solve for x
    x = 58,596,254.06/8,407.46
  6. Step 6: Final answer
    x = 6,969.55

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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.