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Finding the Fourth Proportional to 5,763.21, 7,953.99 and 3,525.45

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Solution

The fourth proportional to 5,763.21, 7,953.99 and 3,525.45 is: 4,865.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,763.21 : 7,953.99 = 3,525.45 : x
  2. Step 2: Convert to fraction form
    5,763.21/7,953.99 = 3,525.45/x
  3. Step 3: Cross multiply
    5,763.21x = 7,953.99 × 3,525.45
  4. Step 4: Simplify right side
    5,763.21x = 28,041,394.05
  5. Step 5: Solve for x
    x = 28,041,394.05/5,763.21
  6. Step 6: Final answer
    x = 4,865.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.