Home / 3,346.40-4,617.65-1,853.94

Finding the Fourth Proportional to 3,346.40, 4,617.65 and 1,853.94

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Solution

The fourth proportional to 3,346.40, 4,617.65 and 1,853.94 is: 2,558.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.40 : 4,617.65 = 1,853.94 : x
  2. Step 2: Convert to fraction form
    3,346.40/4,617.65 = 1,853.94/x
  3. Step 3: Cross multiply
    3,346.40x = 4,617.65 × 1,853.94
  4. Step 4: Simplify right side
    3,346.40x = 8,560,846.04
  5. Step 5: Solve for x
    x = 8,560,846.04/3,346.40
  6. Step 6: Final answer
    x = 2,558.23

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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.