Home / 7,133.27-9,843.93-4,148.31

Finding the Fourth Proportional to 7,133.27, 9,843.93 and 4,148.31

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Solution

The fourth proportional to 7,133.27, 9,843.93 and 4,148.31 is: 5,724.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.27 : 9,843.93 = 4,148.31 : x
  2. Step 2: Convert to fraction form
    7,133.27/9,843.93 = 4,148.31/x
  3. Step 3: Cross multiply
    7,133.27x = 9,843.93 × 4,148.31
  4. Step 4: Simplify right side
    7,133.27x = 40,835,710.17
  5. Step 5: Solve for x
    x = 40,835,710.17/7,133.27
  6. Step 6: Final answer
    x = 5,724.69

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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.