Home / 2,795.98-3,858.51-1,537.18

Finding the Fourth Proportional to 2,795.98, 3,858.51 and 1,537.18

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Solution

The fourth proportional to 2,795.98, 3,858.51 and 1,537.18 is: 2,121.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.98 : 3,858.51 = 1,537.18 : x
  2. Step 2: Convert to fraction form
    2,795.98/3,858.51 = 1,537.18/x
  3. Step 3: Cross multiply
    2,795.98x = 3,858.51 × 1,537.18
  4. Step 4: Simplify right side
    2,795.98x = 5,931,224.40
  5. Step 5: Solve for x
    x = 5,931,224.40/2,795.98
  6. Step 6: Final answer
    x = 2,121.34

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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.