Home / 3,114.44-4,670.28-1,653.24

Finding the Fourth Proportional to 3,114.44, 4,670.28 and 1,653.24

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Solution

The fourth proportional to 3,114.44, 4,670.28 and 1,653.24 is: 2,479.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.44 : 4,670.28 = 1,653.24 : x
  2. Step 2: Convert to fraction form
    3,114.44/4,670.28 = 1,653.24/x
  3. Step 3: Cross multiply
    3,114.44x = 4,670.28 × 1,653.24
  4. Step 4: Simplify right side
    3,114.44x = 7,721,093.71
  5. Step 5: Solve for x
    x = 7,721,093.71/3,114.44
  6. Step 6: Final answer
    x = 2,479.13

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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.