Home / 8,707.63-13,059.70-4,263.38

Finding the Fourth Proportional to 8,707.63, 13,059.70 and 4,263.38

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Solution

The fourth proportional to 8,707.63, 13,059.70 and 4,263.38 is: 6,394.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707.63 : 13,059.70 = 4,263.38 : x
  2. Step 2: Convert to fraction form
    8,707.63/13,059.70 = 4,263.38/x
  3. Step 3: Cross multiply
    8,707.63x = 13,059.70 × 4,263.38
  4. Step 4: Simplify right side
    8,707.63x = 55,678,436.80
  5. Step 5: Solve for x
    x = 55,678,436.80/8,707.63
  6. Step 6: Final answer
    x = 6,394.21

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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.