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Finding the Fourth Proportional to 4,587.66, 6,881.02 and 1,625.63

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Solution

The fourth proportional to 4,587.66, 6,881.02 and 1,625.63 is: 2,438.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.66 : 6,881.02 = 1,625.63 : x
  2. Step 2: Convert to fraction form
    4,587.66/6,881.02 = 1,625.63/x
  3. Step 3: Cross multiply
    4,587.66x = 6,881.02 × 1,625.63
  4. Step 4: Simplify right side
    4,587.66x = 11,185,954.07
  5. Step 5: Solve for x
    x = 11,185,954.07/4,587.66
  6. Step 6: Final answer
    x = 2,438.27

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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.