Home / 7,853.68-10,838.23-4,316.87

Finding the Fourth Proportional to 7,853.68, 10,838.23 and 4,316.87

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Solution

The fourth proportional to 7,853.68, 10,838.23 and 4,316.87 is: 5,957.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853.68 : 10,838.23 = 4,316.87 : x
  2. Step 2: Convert to fraction form
    7,853.68/10,838.23 = 4,316.87/x
  3. Step 3: Cross multiply
    7,853.68x = 10,838.23 × 4,316.87
  4. Step 4: Simplify right side
    7,853.68x = 46,787,229.94
  5. Step 5: Solve for x
    x = 46,787,229.94/7,853.68
  6. Step 6: Final answer
    x = 5,957.36

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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.