Home / 3,114.02-4,670.58-1,358.66

Finding the Fourth Proportional to 3,114.02, 4,670.58 and 1,358.66

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Solution

The fourth proportional to 3,114.02, 4,670.58 and 1,358.66 is: 2,037.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.02 : 4,670.58 = 1,358.66 : x
  2. Step 2: Convert to fraction form
    3,114.02/4,670.58 = 1,358.66/x
  3. Step 3: Cross multiply
    3,114.02x = 4,670.58 × 1,358.66
  4. Step 4: Simplify right side
    3,114.02x = 6,345,730.22
  5. Step 5: Solve for x
    x = 6,345,730.22/3,114.02
  6. Step 6: Final answer
    x = 2,037.79

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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.