Home / 7,863.22-10,851.18-4,326.36

Finding the Fourth Proportional to 7,863.22, 10,851.18 and 4,326.36

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Solution

The fourth proportional to 7,863.22, 10,851.18 and 4,326.36 is: 5,970.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.22 : 10,851.18 = 4,326.36 : x
  2. Step 2: Convert to fraction form
    7,863.22/10,851.18 = 4,326.36/x
  3. Step 3: Cross multiply
    7,863.22x = 10,851.18 × 4,326.36
  4. Step 4: Simplify right side
    7,863.22x = 46,946,111.10
  5. Step 5: Solve for x
    x = 46,946,111.10/7,863.22
  6. Step 6: Final answer
    x = 5,970.34

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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.