Home / 9,838.83-13,576.64-5,646.27

Finding the Fourth Proportional to 9,838.83, 13,576.64 and 5,646.27

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Solution

The fourth proportional to 9,838.83, 13,576.64 and 5,646.27 is: 7,791.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838.83 : 13,576.64 = 5,646.27 : x
  2. Step 2: Convert to fraction form
    9,838.83/13,576.64 = 5,646.27/x
  3. Step 3: Cross multiply
    9,838.83x = 13,576.64 × 5,646.27
  4. Step 4: Simplify right side
    9,838.83x = 76,657,346.90
  5. Step 5: Solve for x
    x = 76,657,346.90/9,838.83
  6. Step 6: Final answer
    x = 7,791.31

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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.