Home / 8,944.10-12,342.81-4,965.21

Finding the Fourth Proportional to 8,944.10, 12,342.81 and 4,965.21

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Solution

The fourth proportional to 8,944.10, 12,342.81 and 4,965.21 is: 6,851.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.10 : 12,342.81 = 4,965.21 : x
  2. Step 2: Convert to fraction form
    8,944.10/12,342.81 = 4,965.21/x
  3. Step 3: Cross multiply
    8,944.10x = 12,342.81 × 4,965.21
  4. Step 4: Simplify right side
    8,944.10x = 61,284,643.64
  5. Step 5: Solve for x
    x = 61,284,643.64/8,944.10
  6. Step 6: Final answer
    x = 6,851.97

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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.