Home / 2,455.82-3,389.39-1,461.19

Finding the Fourth Proportional to 2,455.82, 3,389.39 and 1,461.19

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Solution

The fourth proportional to 2,455.82, 3,389.39 and 1,461.19 is: 2,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.82 : 3,389.39 = 1,461.19 : x
  2. Step 2: Convert to fraction form
    2,455.82/3,389.39 = 1,461.19/x
  3. Step 3: Cross multiply
    2,455.82x = 3,389.39 × 1,461.19
  4. Step 4: Simplify right side
    2,455.82x = 4,952,547.05
  5. Step 5: Solve for x
    x = 4,952,547.05/2,455.82
  6. Step 6: Final answer
    x = 2,016.66

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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.