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Finding the Fourth Proportional to 1,925.67, 2,888.51 and 464.82

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Solution

The fourth proportional to 1,925.67, 2,888.51 and 464.82 is: 697.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.67 : 2,888.51 = 464.82 : x
  2. Step 2: Convert to fraction form
    1,925.67/2,888.51 = 464.82/x
  3. Step 3: Cross multiply
    1,925.67x = 2,888.51 × 464.82
  4. Step 4: Simplify right side
    1,925.67x = 1,342,637.22
  5. Step 5: Solve for x
    x = 1,342,637.22/1,925.67
  6. Step 6: Final answer
    x = 697.23

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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.