Home / 9,060.63-12,503.69-5,286.39

Finding the Fourth Proportional to 9,060.63, 12,503.69 and 5,286.39

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Solution

The fourth proportional to 9,060.63, 12,503.69 and 5,286.39 is: 7,295.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.63 : 12,503.69 = 5,286.39 : x
  2. Step 2: Convert to fraction form
    9,060.63/12,503.69 = 5,286.39/x
  3. Step 3: Cross multiply
    9,060.63x = 12,503.69 × 5,286.39
  4. Step 4: Simplify right side
    9,060.63x = 66,099,292.83
  5. Step 5: Solve for x
    x = 66,099,292.83/9,060.63
  6. Step 6: Final answer
    x = 7,295.22

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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.