Home / 9,125.66-13,696.58-4,686.39

Finding the Fourth Proportional to 9,125.66, 13,696.58 and 4,686.39

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Solution

The fourth proportional to 9,125.66, 13,696.58 and 4,686.39 is: 7,033.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.66 : 13,696.58 = 4,686.39 : x
  2. Step 2: Convert to fraction form
    9,125.66/13,696.58 = 4,686.39/x
  3. Step 3: Cross multiply
    9,125.66x = 13,696.58 × 4,686.39
  4. Step 4: Simplify right side
    9,125.66x = 64,187,515.55
  5. Step 5: Solve for x
    x = 64,187,515.55/9,125.66
  6. Step 6: Final answer
    x = 7,033.74

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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.