Home / 8,444.22-11,643.51-6,869.34

Finding the Fourth Proportional to 8,444.22, 11,643.51 and 6,869.34

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Solution

The fourth proportional to 8,444.22, 11,643.51 and 6,869.34 is: 9,471.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.22 : 11,643.51 = 6,869.34 : x
  2. Step 2: Convert to fraction form
    8,444.22/11,643.51 = 6,869.34/x
  3. Step 3: Cross multiply
    8,444.22x = 11,643.51 × 6,869.34
  4. Step 4: Simplify right side
    8,444.22x = 79,983,228.98
  5. Step 5: Solve for x
    x = 79,983,228.98/8,444.22
  6. Step 6: Final answer
    x = 9,471.95

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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.