Home / 5,548.32-8,322.16-3,116.32

Finding the Fourth Proportional to 5,548.32, 8,322.16 and 3,116.32

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Solution

The fourth proportional to 5,548.32, 8,322.16 and 3,116.32 is: 4,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.32 : 8,322.16 = 3,116.32 : x
  2. Step 2: Convert to fraction form
    5,548.32/8,322.16 = 3,116.32/x
  3. Step 3: Cross multiply
    5,548.32x = 8,322.16 × 3,116.32
  4. Step 4: Simplify right side
    5,548.32x = 25,934,513.65
  5. Step 5: Solve for x
    x = 25,934,513.65/5,548.32
  6. Step 6: Final answer
    x = 4,674.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.