Home / 2,418.13-3,336.96-1,370.26

Finding the Fourth Proportional to 2,418.13, 3,336.96 and 1,370.26

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Solution

The fourth proportional to 2,418.13, 3,336.96 and 1,370.26 is: 1,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.13 : 3,336.96 = 1,370.26 : x
  2. Step 2: Convert to fraction form
    2,418.13/3,336.96 = 1,370.26/x
  3. Step 3: Cross multiply
    2,418.13x = 3,336.96 × 1,370.26
  4. Step 4: Simplify right side
    2,418.13x = 4,572,502.81
  5. Step 5: Solve for x
    x = 4,572,502.81/2,418.13
  6. Step 6: Final answer
    x = 1,890.93

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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.