Home / 9,329.44-13,981.92-4,937.60

Finding the Fourth Proportional to 9,329.44, 13,981.92 and 4,937.60

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Solution

The fourth proportional to 9,329.44, 13,981.92 and 4,937.60 is: 7,399.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.44 : 13,981.92 = 4,937.60 : x
  2. Step 2: Convert to fraction form
    9,329.44/13,981.92 = 4,937.60/x
  3. Step 3: Cross multiply
    9,329.44x = 13,981.92 × 4,937.60
  4. Step 4: Simplify right side
    9,329.44x = 69,037,128.19
  5. Step 5: Solve for x
    x = 69,037,128.19/9,329.44
  6. Step 6: Final answer
    x = 7,399.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.