Home / 5,574.21-8,362.54-1,876.31

Finding the Fourth Proportional to 5,574.21, 8,362.54 and 1,876.31

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Solution

The fourth proportional to 5,574.21, 8,362.54 and 1,876.31 is: 2,814.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.21 : 8,362.54 = 1,876.31 : x
  2. Step 2: Convert to fraction form
    5,574.21/8,362.54 = 1,876.31/x
  3. Step 3: Cross multiply
    5,574.21x = 8,362.54 × 1,876.31
  4. Step 4: Simplify right side
    5,574.21x = 15,690,733.64
  5. Step 5: Solve for x
    x = 15,690,733.64/5,574.21
  6. Step 6: Final answer
    x = 2,814.88

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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.