Home / 9,512.98-13,124.70-6,160.02

Finding the Fourth Proportional to 9,512.98, 13,124.70 and 6,160.02

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Solution

The fourth proportional to 9,512.98, 13,124.70 and 6,160.02 is: 8,498.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,512.98 : 13,124.70 = 6,160.02 : x
  2. Step 2: Convert to fraction form
    9,512.98/13,124.70 = 6,160.02/x
  3. Step 3: Cross multiply
    9,512.98x = 13,124.70 × 6,160.02
  4. Step 4: Simplify right side
    9,512.98x = 80,848,414.49
  5. Step 5: Solve for x
    x = 80,848,414.49/9,512.98
  6. Step 6: Final answer
    x = 8,498.75

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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.