Home / 3,348.58-4,621.32-1,856.64

Finding the Fourth Proportional to 3,348.58, 4,621.32 and 1,856.64

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Solution

The fourth proportional to 3,348.58, 4,621.32 and 1,856.64 is: 2,562.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.58 : 4,621.32 = 1,856.64 : x
  2. Step 2: Convert to fraction form
    3,348.58/4,621.32 = 1,856.64/x
  3. Step 3: Cross multiply
    3,348.58x = 4,621.32 × 1,856.64
  4. Step 4: Simplify right side
    3,348.58x = 8,580,127.56
  5. Step 5: Solve for x
    x = 8,580,127.56/3,348.58
  6. Step 6: Final answer
    x = 2,562.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.