Home / 7,863.67-10,851.87-4,326.81

Finding the Fourth Proportional to 7,863.67, 10,851.87 and 4,326.81

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Solution

The fourth proportional to 7,863.67, 10,851.87 and 4,326.81 is: 5,971.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.67 : 10,851.87 = 4,326.81 : x
  2. Step 2: Convert to fraction form
    7,863.67/10,851.87 = 4,326.81/x
  3. Step 3: Cross multiply
    7,863.67x = 10,851.87 × 4,326.81
  4. Step 4: Simplify right side
    7,863.67x = 46,953,979.63
  5. Step 5: Solve for x
    x = 46,953,979.63/7,863.67
  6. Step 6: Final answer
    x = 5,971.00

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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.