Home / 10,358.34-15,526.32-5,087.22

Finding the Fourth Proportional to 10,358.34, 15,526.32 and 5,087.22

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Solution

The fourth proportional to 10,358.34, 15,526.32 and 5,087.22 is: 7,625.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.34 : 15,526.32 = 5,087.22 : x
  2. Step 2: Convert to fraction form
    10,358.34/15,526.32 = 5,087.22/x
  3. Step 3: Cross multiply
    10,358.34x = 15,526.32 × 5,087.22
  4. Step 4: Simplify right side
    10,358.34x = 78,985,805.63
  5. Step 5: Solve for x
    x = 78,985,805.63/10,358.34
  6. Step 6: Final answer
    x = 7,625.33

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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.