Home / 7,573.21-11,359-2,642.94

Finding the Fourth Proportional to 7,573.21, 11,359 and 2,642.94

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Solution

The fourth proportional to 7,573.21, 11,359 and 2,642.94 is: 3,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.21 : 11,359 = 2,642.94 : x
  2. Step 2: Convert to fraction form
    7,573.21/11,359 = 2,642.94/x
  3. Step 3: Cross multiply
    7,573.21x = 11,359 × 2,642.94
  4. Step 4: Simplify right side
    7,573.21x = 30,021,155.46
  5. Step 5: Solve for x
    x = 30,021,155.46/7,573.21
  6. Step 6: Final answer
    x = 3,964.13

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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.