Home / 9,302.13-12,845.25-6,940.17

Finding the Fourth Proportional to 9,302.13, 12,845.25 and 6,940.17

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Solution

The fourth proportional to 9,302.13, 12,845.25 and 6,940.17 is: 9,583.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302.13 : 12,845.25 = 6,940.17 : x
  2. Step 2: Convert to fraction form
    9,302.13/12,845.25 = 6,940.17/x
  3. Step 3: Cross multiply
    9,302.13x = 12,845.25 × 6,940.17
  4. Step 4: Simplify right side
    9,302.13x = 89,148,218.69
  5. Step 5: Solve for x
    x = 89,148,218.69/9,302.13
  6. Step 6: Final answer
    x = 9,583.64

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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.