Home / 7,863.06-10,851.03-4,326.40

Finding the Fourth Proportional to 7,863.06, 10,851.03 and 4,326.40

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Solution

The fourth proportional to 7,863.06, 10,851.03 and 4,326.40 is: 5,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.06 : 10,851.03 = 4,326.40 : x
  2. Step 2: Convert to fraction form
    7,863.06/10,851.03 = 4,326.40/x
  3. Step 3: Cross multiply
    7,863.06x = 10,851.03 × 4,326.40
  4. Step 4: Simplify right side
    7,863.06x = 46,945,896.19
  5. Step 5: Solve for x
    x = 46,945,896.19/7,863.06
  6. Step 6: Final answer
    x = 5,970.44

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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.