Home / 9,560.34-13,190.85-5,578.92

Finding the Fourth Proportional to 9,560.34, 13,190.85 and 5,578.92

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Solution

The fourth proportional to 9,560.34, 13,190.85 and 5,578.92 is: 7,697.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,560.34 : 13,190.85 = 5,578.92 : x
  2. Step 2: Convert to fraction form
    9,560.34/13,190.85 = 5,578.92/x
  3. Step 3: Cross multiply
    9,560.34x = 13,190.85 × 5,578.92
  4. Step 4: Simplify right side
    9,560.34x = 73,590,696.88
  5. Step 5: Solve for x
    x = 73,590,696.88/9,560.34
  6. Step 6: Final answer
    x = 7,697.50

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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.