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Finding the Fourth Proportional to 2,888.88, 4,335.75 and 2,706.63

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Solution

The fourth proportional to 2,888.88, 4,335.75 and 2,706.63 is: 4,062.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888.88 : 4,335.75 = 2,706.63 : x
  2. Step 2: Convert to fraction form
    2,888.88/4,335.75 = 2,706.63/x
  3. Step 3: Cross multiply
    2,888.88x = 4,335.75 × 2,706.63
  4. Step 4: Simplify right side
    2,888.88x = 11,735,264.26
  5. Step 5: Solve for x
    x = 11,735,264.26/2,888.88
  6. Step 6: Final answer
    x = 4,062.22

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1.5x scale

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.