Home / 4,728.74-7,093.58-1,809.50

Finding the Fourth Proportional to 4,728.74, 7,093.58 and 1,809.50

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Solution

The fourth proportional to 4,728.74, 7,093.58 and 1,809.50 is: 2,714.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.74 : 7,093.58 = 1,809.50 : x
  2. Step 2: Convert to fraction form
    4,728.74/7,093.58 = 1,809.50/x
  3. Step 3: Cross multiply
    4,728.74x = 7,093.58 × 1,809.50
  4. Step 4: Simplify right side
    4,728.74x = 12,835,833.01
  5. Step 5: Solve for x
    x = 12,835,833.01/4,728.74
  6. Step 6: Final answer
    x = 2,714.43

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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.