Home / 4,881.15-6,735.90-2,643.01

Finding the Fourth Proportional to 4,881.15, 6,735.90 and 2,643.01

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Solution

The fourth proportional to 4,881.15, 6,735.90 and 2,643.01 is: 3,647.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.15 : 6,735.90 = 2,643.01 : x
  2. Step 2: Convert to fraction form
    4,881.15/6,735.90 = 2,643.01/x
  3. Step 3: Cross multiply
    4,881.15x = 6,735.90 × 2,643.01
  4. Step 4: Simplify right side
    4,881.15x = 17,803,044.13
  5. Step 5: Solve for x
    x = 17,803,044.13/4,881.15
  6. Step 6: Final answer
    x = 3,647.31

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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.