Home / 2,454.75-3,386.12-1,511.06

Finding the Fourth Proportional to 2,454.75, 3,386.12 and 1,511.06

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Solution

The fourth proportional to 2,454.75, 3,386.12 and 1,511.06 is: 2,084.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.75 : 3,386.12 = 1,511.06 : x
  2. Step 2: Convert to fraction form
    2,454.75/3,386.12 = 1,511.06/x
  3. Step 3: Cross multiply
    2,454.75x = 3,386.12 × 1,511.06
  4. Step 4: Simplify right side
    2,454.75x = 5,116,606.00
  5. Step 5: Solve for x
    x = 5,116,606.00/2,454.75
  6. Step 6: Final answer
    x = 2,084.37

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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.