Home / 11,597.07-16,003.63-6,422.76

Finding the Fourth Proportional to 11,597.07, 16,003.63 and 6,422.76

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Solution

The fourth proportional to 11,597.07, 16,003.63 and 6,422.76 is: 8,863.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,597.07 : 16,003.63 = 6,422.76 : x
  2. Step 2: Convert to fraction form
    11,597.07/16,003.63 = 6,422.76/x
  3. Step 3: Cross multiply
    11,597.07x = 16,003.63 × 6,422.76
  4. Step 4: Simplify right side
    11,597.07x = 102,787,500.71
  5. Step 5: Solve for x
    x = 102,787,500.71/11,597.07
  6. Step 6: Final answer
    x = 8,863.23

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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.