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Finding the Fourth Proportional to 7,886.26, 10,883.05 and 4,301.23

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Solution

The fourth proportional to 7,886.26, 10,883.05 and 4,301.23 is: 5,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886.26 : 10,883.05 = 4,301.23 : x
  2. Step 2: Convert to fraction form
    7,886.26/10,883.05 = 4,301.23/x
  3. Step 3: Cross multiply
    7,886.26x = 10,883.05 × 4,301.23
  4. Step 4: Simplify right side
    7,886.26x = 46,810,501.15
  5. Step 5: Solve for x
    x = 46,810,501.15/7,886.26
  6. Step 6: Final answer
    x = 5,935.70

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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.