Home / 10,176.57-15,272.64-4,555.98

Finding the Fourth Proportional to 10,176.57, 15,272.64 and 4,555.98

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Solution

The fourth proportional to 10,176.57, 15,272.64 and 4,555.98 is: 6,837.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176.57 : 15,272.64 = 4,555.98 : x
  2. Step 2: Convert to fraction form
    10,176.57/15,272.64 = 4,555.98/x
  3. Step 3: Cross multiply
    10,176.57x = 15,272.64 × 4,555.98
  4. Step 4: Simplify right side
    10,176.57x = 69,581,842.39
  5. Step 5: Solve for x
    x = 69,581,842.39/10,176.57
  6. Step 6: Final answer
    x = 6,837.46

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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.