Home / 2,697.06-4,042.35-1,234.20

Finding the Fourth Proportional to 2,697.06, 4,042.35 and 1,234.20

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Solution

The fourth proportional to 2,697.06, 4,042.35 and 1,234.20 is: 1,849.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697.06 : 4,042.35 = 1,234.20 : x
  2. Step 2: Convert to fraction form
    2,697.06/4,042.35 = 1,234.20/x
  3. Step 3: Cross multiply
    2,697.06x = 4,042.35 × 1,234.20
  4. Step 4: Simplify right side
    2,697.06x = 4,989,068.37
  5. Step 5: Solve for x
    x = 4,989,068.37/2,697.06
  6. Step 6: Final answer
    x = 1,849.82

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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.