Home / 7,521.08-11,262.18-5,188.28

Finding the Fourth Proportional to 7,521.08, 11,262.18 and 5,188.28

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Solution

The fourth proportional to 7,521.08, 11,262.18 and 5,188.28 is: 7,769.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.08 : 11,262.18 = 5,188.28 : x
  2. Step 2: Convert to fraction form
    7,521.08/11,262.18 = 5,188.28/x
  3. Step 3: Cross multiply
    7,521.08x = 11,262.18 × 5,188.28
  4. Step 4: Simplify right side
    7,521.08x = 58,431,343.25
  5. Step 5: Solve for x
    x = 58,431,343.25/7,521.08
  6. Step 6: Final answer
    x = 7,769.01

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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.