Home / 4,918.08-7,380.30-2,321.16

Finding the Fourth Proportional to 4,918.08, 7,380.30 and 2,321.16

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Solution

The fourth proportional to 4,918.08, 7,380.30 and 2,321.16 is: 3,483.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.08 : 7,380.30 = 2,321.16 : x
  2. Step 2: Convert to fraction form
    4,918.08/7,380.30 = 2,321.16/x
  3. Step 3: Cross multiply
    4,918.08x = 7,380.30 × 2,321.16
  4. Step 4: Simplify right side
    4,918.08x = 17,130,857.15
  5. Step 5: Solve for x
    x = 17,130,857.15/4,918.08
  6. Step 6: Final answer
    x = 3,483.24

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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.