Home / 1,444.42-2,167.44-1,442.80

Finding the Fourth Proportional to 1,444.42, 2,167.44 and 1,442.80

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Solution

The fourth proportional to 1,444.42, 2,167.44 and 1,442.80 is: 2,165.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444.42 : 2,167.44 = 1,442.80 : x
  2. Step 2: Convert to fraction form
    1,444.42/2,167.44 = 1,442.80/x
  3. Step 3: Cross multiply
    1,444.42x = 2,167.44 × 1,442.80
  4. Step 4: Simplify right side
    1,444.42x = 3,127,182.43
  5. Step 5: Solve for x
    x = 3,127,182.43/1,444.42
  6. Step 6: Final answer
    x = 2,165.01

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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.