Home / 8,465.50-12,706.35-3,533.82

Finding the Fourth Proportional to 8,465.50, 12,706.35 and 3,533.82

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Solution

The fourth proportional to 8,465.50, 12,706.35 and 3,533.82 is: 5,304.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465.50 : 12,706.35 = 3,533.82 : x
  2. Step 2: Convert to fraction form
    8,465.50/12,706.35 = 3,533.82/x
  3. Step 3: Cross multiply
    8,465.50x = 12,706.35 × 3,533.82
  4. Step 4: Simplify right side
    8,465.50x = 44,901,953.76
  5. Step 5: Solve for x
    x = 44,901,953.76/8,465.50
  6. Step 6: Final answer
    x = 5,304.11

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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.