Home / 7,622.04-11,437.44-4,112.04

Finding the Fourth Proportional to 7,622.04, 11,437.44 and 4,112.04

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Solution

The fourth proportional to 7,622.04, 11,437.44 and 4,112.04 is: 6,170.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.04 : 11,437.44 = 4,112.04 : x
  2. Step 2: Convert to fraction form
    7,622.04/11,437.44 = 4,112.04/x
  3. Step 3: Cross multiply
    7,622.04x = 11,437.44 × 4,112.04
  4. Step 4: Simplify right side
    7,622.04x = 47,031,210.78
  5. Step 5: Solve for x
    x = 47,031,210.78/7,622.04
  6. Step 6: Final answer
    x = 6,170.42

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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.