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Finding the Fourth Proportional to 1,925.89, 2,888.82 and 627.34

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Solution

The fourth proportional to 1,925.89, 2,888.82 and 627.34 is: 941.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.89 : 2,888.82 = 627.34 : x
  2. Step 2: Convert to fraction form
    1,925.89/2,888.82 = 627.34/x
  3. Step 3: Cross multiply
    1,925.89x = 2,888.82 × 627.34
  4. Step 4: Simplify right side
    1,925.89x = 1,812,272.34
  5. Step 5: Solve for x
    x = 1,812,272.34/1,925.89
  6. Step 6: Final answer
    x = 941.01

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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.