Home / 11,572.40-15,969.35-6,467.04

Finding the Fourth Proportional to 11,572.40, 15,969.35 and 6,467.04

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Solution

The fourth proportional to 11,572.40, 15,969.35 and 6,467.04 is: 8,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.40 : 15,969.35 = 6,467.04 : x
  2. Step 2: Convert to fraction form
    11,572.40/15,969.35 = 6,467.04/x
  3. Step 3: Cross multiply
    11,572.40x = 15,969.35 × 6,467.04
  4. Step 4: Simplify right side
    11,572.40x = 103,274,441.39
  5. Step 5: Solve for x
    x = 103,274,441.39/11,572.40
  6. Step 6: Final answer
    x = 8,924.20

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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.