Home / 2,539.64-3,802.14-1,877.06

Finding the Fourth Proportional to 2,539.64, 3,802.14 and 1,877.06

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Solution

The fourth proportional to 2,539.64, 3,802.14 and 1,877.06 is: 2,810.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.64 : 3,802.14 = 1,877.06 : x
  2. Step 2: Convert to fraction form
    2,539.64/3,802.14 = 1,877.06/x
  3. Step 3: Cross multiply
    2,539.64x = 3,802.14 × 1,877.06
  4. Step 4: Simplify right side
    2,539.64x = 7,136,825.90
  5. Step 5: Solve for x
    x = 7,136,825.90/2,539.64
  6. Step 6: Final answer
    x = 2,810.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.