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Finding the Fourth Proportional to 5,313.24, 7,982.10 and 4,575.06

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Solution

The fourth proportional to 5,313.24, 7,982.10 and 4,575.06 is: 6,873.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.24 : 7,982.10 = 4,575.06 : x
  2. Step 2: Convert to fraction form
    5,313.24/7,982.10 = 4,575.06/x
  3. Step 3: Cross multiply
    5,313.24x = 7,982.10 × 4,575.06
  4. Step 4: Simplify right side
    5,313.24x = 36,518,586.43
  5. Step 5: Solve for x
    x = 36,518,586.43/5,313.24
  6. Step 6: Final answer
    x = 6,873.13

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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.