Home / 9,060.69-13,578.08-5,157.03

Finding the Fourth Proportional to 9,060.69, 13,578.08 and 5,157.03

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Solution

The fourth proportional to 9,060.69, 13,578.08 and 5,157.03 is: 7,728.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.69 : 13,578.08 = 5,157.03 : x
  2. Step 2: Convert to fraction form
    9,060.69/13,578.08 = 5,157.03/x
  3. Step 3: Cross multiply
    9,060.69x = 13,578.08 × 5,157.03
  4. Step 4: Simplify right side
    9,060.69x = 70,022,540.12
  5. Step 5: Solve for x
    x = 70,022,540.12/9,060.69
  6. Step 6: Final answer
    x = 7,728.17

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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.