Home / 7,530.42-11,293.58-2,786.00

Finding the Fourth Proportional to 7,530.42, 11,293.58 and 2,786.00

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Solution

The fourth proportional to 7,530.42, 11,293.58 and 2,786.00 is: 4,178.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.42 : 11,293.58 = 2,786.00 : x
  2. Step 2: Convert to fraction form
    7,530.42/11,293.58 = 2,786.00/x
  3. Step 3: Cross multiply
    7,530.42x = 11,293.58 × 2,786.00
  4. Step 4: Simplify right side
    7,530.42x = 31,463,848.71
  5. Step 5: Solve for x
    x = 31,463,848.71/7,530.42
  6. Step 6: Final answer
    x = 4,178.23

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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.