Home / 5,665.60-7,816.93-3,568.51

Finding the Fourth Proportional to 5,665.60, 7,816.93 and 3,568.51

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Solution

The fourth proportional to 5,665.60, 7,816.93 and 3,568.51 is: 4,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665.60 : 7,816.93 = 3,568.51 : x
  2. Step 2: Convert to fraction form
    5,665.60/7,816.93 = 3,568.51/x
  3. Step 3: Cross multiply
    5,665.60x = 7,816.93 × 3,568.51
  4. Step 4: Simplify right side
    5,665.60x = 27,894,792.87
  5. Step 5: Solve for x
    x = 27,894,792.87/5,665.60
  6. Step 6: Final answer
    x = 4,923.54

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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.