Home / 9,599.70-13,247.85-5,620.98

Finding the Fourth Proportional to 9,599.70, 13,247.85 and 5,620.98

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Solution

The fourth proportional to 9,599.70, 13,247.85 and 5,620.98 is: 7,757.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,599.70 : 13,247.85 = 5,620.98 : x
  2. Step 2: Convert to fraction form
    9,599.70/13,247.85 = 5,620.98/x
  3. Step 3: Cross multiply
    9,599.70x = 13,247.85 × 5,620.98
  4. Step 4: Simplify right side
    9,599.70x = 74,465,899.89
  5. Step 5: Solve for x
    x = 74,465,899.89/9,599.70
  6. Step 6: Final answer
    x = 7,757.11

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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.