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Finding the Fourth Proportional to 5,762.91, 7,952.95 and 3,245.10

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Solution

The fourth proportional to 5,762.91, 7,952.95 and 3,245.10 is: 4,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,762.91 : 7,952.95 = 3,245.10 : x
  2. Step 2: Convert to fraction form
    5,762.91/7,952.95 = 3,245.10/x
  3. Step 3: Cross multiply
    5,762.91x = 7,952.95 × 3,245.10
  4. Step 4: Simplify right side
    5,762.91x = 25,808,109.93
  5. Step 5: Solve for x
    x = 25,808,109.93/5,762.91
  6. Step 6: Final answer
    x = 4,478.32

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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.