Home / 12,265.19-16,928.30-6,960.50

Finding the Fourth Proportional to 12,265.19, 16,928.30 and 6,960.50

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Solution

The fourth proportional to 12,265.19, 16,928.30 and 6,960.50 is: 9,606.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265.19 : 16,928.30 = 6,960.50 : x
  2. Step 2: Convert to fraction form
    12,265.19/16,928.30 = 6,960.50/x
  3. Step 3: Cross multiply
    12,265.19x = 16,928.30 × 6,960.50
  4. Step 4: Simplify right side
    12,265.19x = 117,829,432.15
  5. Step 5: Solve for x
    x = 117,829,432.15/12,265.19
  6. Step 6: Final answer
    x = 9,606.82

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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.