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Finding the Fourth Proportional to 2,888.76, 4,326.20 and 1,652.42

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Solution

The fourth proportional to 2,888.76, 4,326.20 and 1,652.42 is: 2,474.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888.76 : 4,326.20 = 1,652.42 : x
  2. Step 2: Convert to fraction form
    2,888.76/4,326.20 = 1,652.42/x
  3. Step 3: Cross multiply
    2,888.76x = 4,326.20 × 1,652.42
  4. Step 4: Simplify right side
    2,888.76x = 7,148,699.40
  5. Step 5: Solve for x
    x = 7,148,699.40/2,888.76
  6. Step 6: Final answer
    x = 2,474.66

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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.