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Finding the Fourth Proportional to 4,703.96, 7,051.19 and 2,950.20

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Solution

The fourth proportional to 4,703.96, 7,051.19 and 2,950.20 is: 4,422.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.96 : 7,051.19 = 2,950.20 : x
  2. Step 2: Convert to fraction form
    4,703.96/7,051.19 = 2,950.20/x
  3. Step 3: Cross multiply
    4,703.96x = 7,051.19 × 2,950.20
  4. Step 4: Simplify right side
    4,703.96x = 20,802,405.99
  5. Step 5: Solve for x
    x = 20,802,405.99/4,703.96
  6. Step 6: Final answer
    x = 4,422.32

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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.