Home / 4,460.64-6,690.93-1,687.02

Finding the Fourth Proportional to 4,460.64, 6,690.93 and 1,687.02

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Solution

The fourth proportional to 4,460.64, 6,690.93 and 1,687.02 is: 2,530.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,460.64 : 6,690.93 = 1,687.02 : x
  2. Step 2: Convert to fraction form
    4,460.64/6,690.93 = 1,687.02/x
  3. Step 3: Cross multiply
    4,460.64x = 6,690.93 × 1,687.02
  4. Step 4: Simplify right side
    4,460.64x = 11,287,732.73
  5. Step 5: Solve for x
    x = 11,287,732.73/4,460.64
  6. Step 6: Final answer
    x = 2,530.52

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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.