Home / 2,895.74-4,343.62-704.47

Finding the Fourth Proportional to 2,895.74, 4,343.62 and 704.47

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Solution

The fourth proportional to 2,895.74, 4,343.62 and 704.47 is: 1,056.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.74 : 4,343.62 = 704.47 : x
  2. Step 2: Convert to fraction form
    2,895.74/4,343.62 = 704.47/x
  3. Step 3: Cross multiply
    2,895.74x = 4,343.62 × 704.47
  4. Step 4: Simplify right side
    2,895.74x = 3,059,946.46
  5. Step 5: Solve for x
    x = 3,059,946.46/2,895.74
  6. Step 6: Final answer
    x = 1,056.71

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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.