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Finding the Fourth Proportional to 2,710.05, 4,064.94 and 955.14

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Solution

The fourth proportional to 2,710.05, 4,064.94 and 955.14 is: 1,432.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.05 : 4,064.94 = 955.14 : x
  2. Step 2: Convert to fraction form
    2,710.05/4,064.94 = 955.14/x
  3. Step 3: Cross multiply
    2,710.05x = 4,064.94 × 955.14
  4. Step 4: Simplify right side
    2,710.05x = 3,882,586.79
  5. Step 5: Solve for x
    x = 3,882,586.79/2,710.05
  6. Step 6: Final answer
    x = 1,432.66

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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.