Home / 10,646.34-15,971.43-4,402.96

Finding the Fourth Proportional to 10,646.34, 15,971.43 and 4,402.96

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Solution

The fourth proportional to 10,646.34, 15,971.43 and 4,402.96 is: 6,605.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.34 : 15,971.43 = 4,402.96 : x
  2. Step 2: Convert to fraction form
    10,646.34/15,971.43 = 4,402.96/x
  3. Step 3: Cross multiply
    10,646.34x = 15,971.43 × 4,402.96
  4. Step 4: Simplify right side
    10,646.34x = 70,321,567.43
  5. Step 5: Solve for x
    x = 70,321,567.43/10,646.34
  6. Step 6: Final answer
    x = 6,605.24

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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.