Home / 7,899.27-10,901.82-4,542.22

Finding the Fourth Proportional to 7,899.27, 10,901.82 and 4,542.22

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Solution

The fourth proportional to 7,899.27, 10,901.82 and 4,542.22 is: 6,268.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.27 : 10,901.82 = 4,542.22 : x
  2. Step 2: Convert to fraction form
    7,899.27/10,901.82 = 4,542.22/x
  3. Step 3: Cross multiply
    7,899.27x = 10,901.82 × 4,542.22
  4. Step 4: Simplify right side
    7,899.27x = 49,518,464.84
  5. Step 5: Solve for x
    x = 49,518,464.84/7,899.27
  6. Step 6: Final answer
    x = 6,268.74

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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.