Home / 2,807.56-4,211.34-1,346.44

Finding the Fourth Proportional to 2,807.56, 4,211.34 and 1,346.44

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Solution

The fourth proportional to 2,807.56, 4,211.34 and 1,346.44 is: 2,019.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807.56 : 4,211.34 = 1,346.44 : x
  2. Step 2: Convert to fraction form
    2,807.56/4,211.34 = 1,346.44/x
  3. Step 3: Cross multiply
    2,807.56x = 4,211.34 × 1,346.44
  4. Step 4: Simplify right side
    2,807.56x = 5,670,316.63
  5. Step 5: Solve for x
    x = 5,670,316.63/2,807.56
  6. Step 6: Final answer
    x = 2,019.66

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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.