Home / 3,348.62-4,621.08-1,856.68

Finding the Fourth Proportional to 3,348.62, 4,621.08 and 1,856.68

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Solution

The fourth proportional to 3,348.62, 4,621.08 and 1,856.68 is: 2,562.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.62 : 4,621.08 = 1,856.68 : x
  2. Step 2: Convert to fraction form
    3,348.62/4,621.08 = 1,856.68/x
  3. Step 3: Cross multiply
    3,348.62x = 4,621.08 × 1,856.68
  4. Step 4: Simplify right side
    3,348.62x = 8,579,866.81
  5. Step 5: Solve for x
    x = 8,579,866.81/3,348.62
  6. Step 6: Final answer
    x = 2,562.21

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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.