Home / 9,839.08-13,576.98-5,646.52

Finding the Fourth Proportional to 9,839.08, 13,576.98 and 5,646.52

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Solution

The fourth proportional to 9,839.08, 13,576.98 and 5,646.52 is: 7,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839.08 : 13,576.98 = 5,646.52 : x
  2. Step 2: Convert to fraction form
    9,839.08/13,576.98 = 5,646.52/x
  3. Step 3: Cross multiply
    9,839.08x = 13,576.98 × 5,646.52
  4. Step 4: Simplify right side
    9,839.08x = 76,662,689.11
  5. Step 5: Solve for x
    x = 76,662,689.11/9,839.08
  6. Step 6: Final answer
    x = 7,791.65

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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.