Home / 10,175.90-15,270.34-4,332.50

Finding the Fourth Proportional to 10,175.90, 15,270.34 and 4,332.50

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Solution

The fourth proportional to 10,175.90, 15,270.34 and 4,332.50 is: 6,501.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,175.90 : 15,270.34 = 4,332.50 : x
  2. Step 2: Convert to fraction form
    10,175.90/15,270.34 = 4,332.50/x
  3. Step 3: Cross multiply
    10,175.90x = 15,270.34 × 4,332.50
  4. Step 4: Simplify right side
    10,175.90x = 66,158,748.05
  5. Step 5: Solve for x
    x = 66,158,748.05/10,175.90
  6. Step 6: Final answer
    x = 6,501.51

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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.