Home / 2,539.09-3,504.08-1,544.20

Finding the Fourth Proportional to 2,539.09, 3,504.08 and 1,544.20

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Solution

The fourth proportional to 2,539.09, 3,504.08 and 1,544.20 is: 2,131.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.09 : 3,504.08 = 1,544.20 : x
  2. Step 2: Convert to fraction form
    2,539.09/3,504.08 = 1,544.20/x
  3. Step 3: Cross multiply
    2,539.09x = 3,504.08 × 1,544.20
  4. Step 4: Simplify right side
    2,539.09x = 5,411,000.34
  5. Step 5: Solve for x
    x = 5,411,000.34/2,539.09
  6. Step 6: Final answer
    x = 2,131.08

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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.