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Finding the Fourth Proportional to 2,895.77, 4,343.65 and 704.48

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Solution

The fourth proportional to 2,895.77, 4,343.65 and 704.48 is: 1,056.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.77 : 4,343.65 = 704.48 : x
  2. Step 2: Convert to fraction form
    2,895.77/4,343.65 = 704.48/x
  3. Step 3: Cross multiply
    2,895.77x = 4,343.65 × 704.48
  4. Step 4: Simplify right side
    2,895.77x = 3,060,014.55
  5. Step 5: Solve for x
    x = 3,060,014.55/2,895.77
  6. Step 6: Final answer
    x = 1,056.72

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Similar ratio
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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.