Home / 7,467.32-11,203.40-3,572

Finding the Fourth Proportional to 7,467.32, 11,203.40 and 3,572

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Solution

The fourth proportional to 7,467.32, 11,203.40 and 3,572 is: 5,359.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467.32 : 11,203.40 = 3,572 : x
  2. Step 2: Convert to fraction form
    7,467.32/11,203.40 = 3,572/x
  3. Step 3: Cross multiply
    7,467.32x = 11,203.40 × 3,572
  4. Step 4: Simplify right side
    7,467.32x = 40,018,544.80
  5. Step 5: Solve for x
    x = 40,018,544.80/7,467.32
  6. Step 6: Final answer
    x = 5,359.16

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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.