Home / 7,192.21-9,924.88-4,048.60

Finding the Fourth Proportional to 7,192.21, 9,924.88 and 4,048.60

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Solution

The fourth proportional to 7,192.21, 9,924.88 and 4,048.60 is: 5,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.21 : 9,924.88 = 4,048.60 : x
  2. Step 2: Convert to fraction form
    7,192.21/9,924.88 = 4,048.60/x
  3. Step 3: Cross multiply
    7,192.21x = 9,924.88 × 4,048.60
  4. Step 4: Simplify right side
    7,192.21x = 40,181,869.17
  5. Step 5: Solve for x
    x = 40,181,869.17/7,192.21
  6. Step 6: Final answer
    x = 5,586.86

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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.