Home / 7,574.16-11,361.36-2,309.28

Finding the Fourth Proportional to 7,574.16, 11,361.36 and 2,309.28

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Solution

The fourth proportional to 7,574.16, 11,361.36 and 2,309.28 is: 3,463.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.16 : 11,361.36 = 2,309.28 : x
  2. Step 2: Convert to fraction form
    7,574.16/11,361.36 = 2,309.28/x
  3. Step 3: Cross multiply
    7,574.16x = 11,361.36 × 2,309.28
  4. Step 4: Simplify right side
    7,574.16x = 26,236,561.42
  5. Step 5: Solve for x
    x = 26,236,561.42/7,574.16
  6. Step 6: Final answer
    x = 3,463.96

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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.