Home / 2,482.51-3,425.23-1,487.09

Finding the Fourth Proportional to 2,482.51, 3,425.23 and 1,487.09

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Solution

The fourth proportional to 2,482.51, 3,425.23 and 1,487.09 is: 2,051.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.51 : 3,425.23 = 1,487.09 : x
  2. Step 2: Convert to fraction form
    2,482.51/3,425.23 = 1,487.09/x
  3. Step 3: Cross multiply
    2,482.51x = 3,425.23 × 1,487.09
  4. Step 4: Simplify right side
    2,482.51x = 5,093,625.28
  5. Step 5: Solve for x
    x = 5,093,625.28/2,482.51
  6. Step 6: Final answer
    x = 2,051.80

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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.