Home / 3,574.60-5,362.78-1,234.64

Finding the Fourth Proportional to 3,574.60, 5,362.78 and 1,234.64

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Solution

The fourth proportional to 3,574.60, 5,362.78 and 1,234.64 is: 1,852.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.60 : 5,362.78 = 1,234.64 : x
  2. Step 2: Convert to fraction form
    3,574.60/5,362.78 = 1,234.64/x
  3. Step 3: Cross multiply
    3,574.60x = 5,362.78 × 1,234.64
  4. Step 4: Simplify right side
    3,574.60x = 6,621,102.70
  5. Step 5: Solve for x
    x = 6,621,102.70/3,574.60
  6. Step 6: Final answer
    x = 1,852.26

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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.