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Finding the Fourth Proportional to 12,610.04, 18,921.54 and 5,594.86

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Solution

The fourth proportional to 12,610.04, 18,921.54 and 5,594.86 is: 8,395.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,610.04 : 18,921.54 = 5,594.86 : x
  2. Step 2: Convert to fraction form
    12,610.04/18,921.54 = 5,594.86/x
  3. Step 3: Cross multiply
    12,610.04x = 18,921.54 × 5,594.86
  4. Step 4: Simplify right side
    12,610.04x = 105,863,367.28
  5. Step 5: Solve for x
    x = 105,863,367.28/12,610.04
  6. Step 6: Final answer
    x = 8,395.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.