Home / 4,414.12-6,620.60-1,127.00

Finding the Fourth Proportional to 4,414.12, 6,620.60 and 1,127.00

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Solution

The fourth proportional to 4,414.12, 6,620.60 and 1,127.00 is: 1,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,414.12 : 6,620.60 = 1,127.00 : x
  2. Step 2: Convert to fraction form
    4,414.12/6,620.60 = 1,127.00/x
  3. Step 3: Cross multiply
    4,414.12x = 6,620.60 × 1,127.00
  4. Step 4: Simplify right side
    4,414.12x = 7,461,435.57
  5. Step 5: Solve for x
    x = 7,461,435.57/4,414.12
  6. Step 6: Final answer
    x = 1,690.36

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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.