Home / 4,881.34-6,736.21-2,643.18

Finding the Fourth Proportional to 4,881.34, 6,736.21 and 2,643.18

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Solution

The fourth proportional to 4,881.34, 6,736.21 and 2,643.18 is: 3,647.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.34 : 6,736.21 = 2,643.18 : x
  2. Step 2: Convert to fraction form
    4,881.34/6,736.21 = 2,643.18/x
  3. Step 3: Cross multiply
    4,881.34x = 6,736.21 × 2,643.18
  4. Step 4: Simplify right side
    4,881.34x = 17,805,036.44
  5. Step 5: Solve for x
    x = 17,805,036.44/4,881.34
  6. Step 6: Final answer
    x = 3,647.57

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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.