Home / 5,460.21-8,192.61-2,340.90

Finding the Fourth Proportional to 5,460.21, 8,192.61 and 2,340.90

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Solution

The fourth proportional to 5,460.21, 8,192.61 and 2,340.90 is: 3,512.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.21 : 8,192.61 = 2,340.90 : x
  2. Step 2: Convert to fraction form
    5,460.21/8,192.61 = 2,340.90/x
  3. Step 3: Cross multiply
    5,460.21x = 8,192.61 × 2,340.90
  4. Step 4: Simplify right side
    5,460.21x = 19,178,080.75
  5. Step 5: Solve for x
    x = 19,178,080.75/5,460.21
  6. Step 6: Final answer
    x = 3,512.33

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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.