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Finding the Fourth Proportional to 7,317.51, 10,973.03 and 5,256.87

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Solution

The fourth proportional to 7,317.51, 10,973.03 and 5,256.87 is: 7,882.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.51 : 10,973.03 = 5,256.87 : x
  2. Step 2: Convert to fraction form
    7,317.51/10,973.03 = 5,256.87/x
  3. Step 3: Cross multiply
    7,317.51x = 10,973.03 × 5,256.87
  4. Step 4: Simplify right side
    7,317.51x = 57,683,765.93
  5. Step 5: Solve for x
    x = 57,683,765.93/7,317.51
  6. Step 6: Final answer
    x = 7,882.98

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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.