Home / 3,346.36-4,618.01-1,854.31

Finding the Fourth Proportional to 3,346.36, 4,618.01 and 1,854.31

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Solution

The fourth proportional to 3,346.36, 4,618.01 and 1,854.31 is: 2,558.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.36 : 4,618.01 = 1,854.31 : x
  2. Step 2: Convert to fraction form
    3,346.36/4,618.01 = 1,854.31/x
  3. Step 3: Cross multiply
    3,346.36x = 4,618.01 × 1,854.31
  4. Step 4: Simplify right side
    3,346.36x = 8,563,215.21
  5. Step 5: Solve for x
    x = 8,563,215.21/3,346.36
  6. Step 6: Final answer
    x = 2,558.96

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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.