Home / 9,837.86-13,576.43-5,646.11

Finding the Fourth Proportional to 9,837.86, 13,576.43 and 5,646.11

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Solution

The fourth proportional to 9,837.86, 13,576.43 and 5,646.11 is: 7,791.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,837.86 : 13,576.43 = 5,646.11 : x
  2. Step 2: Convert to fraction form
    9,837.86/13,576.43 = 5,646.11/x
  3. Step 3: Cross multiply
    9,837.86x = 13,576.43 × 5,646.11
  4. Step 4: Simplify right side
    9,837.86x = 76,653,988.96
  5. Step 5: Solve for x
    x = 76,653,988.96/9,837.86
  6. Step 6: Final answer
    x = 7,791.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.