Home / 9,294.09-12,826.26-5,316.45

Finding the Fourth Proportional to 9,294.09, 12,826.26 and 5,316.45

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Solution

The fourth proportional to 9,294.09, 12,826.26 and 5,316.45 is: 7,336.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294.09 : 12,826.26 = 5,316.45 : x
  2. Step 2: Convert to fraction form
    9,294.09/12,826.26 = 5,316.45/x
  3. Step 3: Cross multiply
    9,294.09x = 12,826.26 × 5,316.45
  4. Step 4: Simplify right side
    9,294.09x = 68,190,169.98
  5. Step 5: Solve for x
    x = 68,190,169.98/9,294.09
  6. Step 6: Final answer
    x = 7,336.94

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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.