Home / 9,350.06-12,902.91-5,158.22

Finding the Fourth Proportional to 9,350.06, 12,902.91 and 5,158.22

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Solution

The fourth proportional to 9,350.06, 12,902.91 and 5,158.22 is: 7,118.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350.06 : 12,902.91 = 5,158.22 : x
  2. Step 2: Convert to fraction form
    9,350.06/12,902.91 = 5,158.22/x
  3. Step 3: Cross multiply
    9,350.06x = 12,902.91 × 5,158.22
  4. Step 4: Simplify right side
    9,350.06x = 66,556,048.42
  5. Step 5: Solve for x
    x = 66,556,048.42/9,350.06
  6. Step 6: Final answer
    x = 7,118.25

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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.