Home / 9,328.08-13,995.84-9,180.64

Finding the Fourth Proportional to 9,328.08, 13,995.84 and 9,180.64

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Solution

The fourth proportional to 9,328.08, 13,995.84 and 9,180.64 is: 13,774.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.08 : 13,995.84 = 9,180.64 : x
  2. Step 2: Convert to fraction form
    9,328.08/13,995.84 = 9,180.64/x
  3. Step 3: Cross multiply
    9,328.08x = 13,995.84 × 9,180.64
  4. Step 4: Simplify right side
    9,328.08x = 128,490,768.54
  5. Step 5: Solve for x
    x = 128,490,768.54/9,328.08
  6. Step 6: Final answer
    x = 13,774.62

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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.