Home / 9,599.28-13,247.51-5,620.69

Finding the Fourth Proportional to 9,599.28, 13,247.51 and 5,620.69

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Solution

The fourth proportional to 9,599.28, 13,247.51 and 5,620.69 is: 7,756.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,599.28 : 13,247.51 = 5,620.69 : x
  2. Step 2: Convert to fraction form
    9,599.28/13,247.51 = 5,620.69/x
  3. Step 3: Cross multiply
    9,599.28x = 13,247.51 × 5,620.69
  4. Step 4: Simplify right side
    9,599.28x = 74,460,146.98
  5. Step 5: Solve for x
    x = 74,460,146.98/9,599.28
  6. Step 6: Final answer
    x = 7,756.85

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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.