Home / 1,568.18-2,351.96-528.08

Finding the Fourth Proportional to 1,568.18, 2,351.96 and 528.08

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Solution

The fourth proportional to 1,568.18, 2,351.96 and 528.08 is: 792.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.18 : 2,351.96 = 528.08 : x
  2. Step 2: Convert to fraction form
    1,568.18/2,351.96 = 528.08/x
  3. Step 3: Cross multiply
    1,568.18x = 2,351.96 × 528.08
  4. Step 4: Simplify right side
    1,568.18x = 1,242,008.64
  5. Step 5: Solve for x
    x = 1,242,008.64/1,568.18
  6. Step 6: Final answer
    x = 792.01

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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.