Home / 7,858.35-11,784.24-4,573.71

Finding the Fourth Proportional to 7,858.35, 11,784.24 and 4,573.71

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Solution

The fourth proportional to 7,858.35, 11,784.24 and 4,573.71 is: 6,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858.35 : 11,784.24 = 4,573.71 : x
  2. Step 2: Convert to fraction form
    7,858.35/11,784.24 = 4,573.71/x
  3. Step 3: Cross multiply
    7,858.35x = 11,784.24 × 4,573.71
  4. Step 4: Simplify right side
    7,858.35x = 53,897,696.33
  5. Step 5: Solve for x
    x = 53,897,696.33/7,858.35
  6. Step 6: Final answer
    x = 6,858.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.