Home / 5,146.04-7,714.42-1,856.81

Finding the Fourth Proportional to 5,146.04, 7,714.42 and 1,856.81

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Solution

The fourth proportional to 5,146.04, 7,714.42 and 1,856.81 is: 2,783.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.04 : 7,714.42 = 1,856.81 : x
  2. Step 2: Convert to fraction form
    5,146.04/7,714.42 = 1,856.81/x
  3. Step 3: Cross multiply
    5,146.04x = 7,714.42 × 1,856.81
  4. Step 4: Simplify right side
    5,146.04x = 14,324,226.84
  5. Step 5: Solve for x
    x = 14,324,226.84/5,146.04
  6. Step 6: Final answer
    x = 2,783.54

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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.