Home / 9,116.40-13,677.84-4,733.76

Finding the Fourth Proportional to 9,116.40, 13,677.84 and 4,733.76

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Solution

The fourth proportional to 9,116.40, 13,677.84 and 4,733.76 is: 7,102.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116.40 : 13,677.84 = 4,733.76 : x
  2. Step 2: Convert to fraction form
    9,116.40/13,677.84 = 4,733.76/x
  3. Step 3: Cross multiply
    9,116.40x = 13,677.84 × 4,733.76
  4. Step 4: Simplify right side
    9,116.40x = 64,747,611.88
  5. Step 5: Solve for x
    x = 64,747,611.88/9,116.40
  6. Step 6: Final answer
    x = 7,102.32

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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.