Home / 4,414.02-6,620.86-1,127.08

Finding the Fourth Proportional to 4,414.02, 6,620.86 and 1,127.08

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Solution

The fourth proportional to 4,414.02, 6,620.86 and 1,127.08 is: 1,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,414.02 : 6,620.86 = 1,127.08 : x
  2. Step 2: Convert to fraction form
    4,414.02/6,620.86 = 1,127.08/x
  3. Step 3: Cross multiply
    4,414.02x = 6,620.86 × 1,127.08
  4. Step 4: Simplify right side
    4,414.02x = 7,462,238.89
  5. Step 5: Solve for x
    x = 7,462,238.89/4,414.02
  6. Step 6: Final answer
    x = 1,690.58

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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.