Home / 9,152.08-13,731.84-3,309.28

Finding the Fourth Proportional to 9,152.08, 13,731.84 and 3,309.28

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Solution

The fourth proportional to 9,152.08, 13,731.84 and 3,309.28 is: 4,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.08 : 13,731.84 = 3,309.28 : x
  2. Step 2: Convert to fraction form
    9,152.08/13,731.84 = 3,309.28/x
  3. Step 3: Cross multiply
    9,152.08x = 13,731.84 × 3,309.28
  4. Step 4: Simplify right side
    9,152.08x = 45,442,503.48
  5. Step 5: Solve for x
    x = 45,442,503.48/9,152.08
  6. Step 6: Final answer
    x = 4,965.27

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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.