Home / 10,593.40-15,881.64-5,325.60

Finding the Fourth Proportional to 10,593.40, 15,881.64 and 5,325.60

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Solution

The fourth proportional to 10,593.40, 15,881.64 and 5,325.60 is: 7,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,593.40 : 15,881.64 = 5,325.60 : x
  2. Step 2: Convert to fraction form
    10,593.40/15,881.64 = 5,325.60/x
  3. Step 3: Cross multiply
    10,593.40x = 15,881.64 × 5,325.60
  4. Step 4: Simplify right side
    10,593.40x = 84,579,261.98
  5. Step 5: Solve for x
    x = 84,579,261.98/10,593.40
  6. Step 6: Final answer
    x = 7,984.15

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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.