Home / 5,302.10-7,950.65-1,968.05

Finding the Fourth Proportional to 5,302.10, 7,950.65 and 1,968.05

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Solution

The fourth proportional to 5,302.10, 7,950.65 and 1,968.05 is: 2,951.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302.10 : 7,950.65 = 1,968.05 : x
  2. Step 2: Convert to fraction form
    5,302.10/7,950.65 = 1,968.05/x
  3. Step 3: Cross multiply
    5,302.10x = 7,950.65 × 1,968.05
  4. Step 4: Simplify right side
    5,302.10x = 15,647,286.77
  5. Step 5: Solve for x
    x = 15,647,286.77/5,302.10
  6. Step 6: Final answer
    x = 2,951.15

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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.