Home / 5,153.96-7,115.44-3,584.16

Finding the Fourth Proportional to 5,153.96, 7,115.44 and 3,584.16

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Solution

The fourth proportional to 5,153.96, 7,115.44 and 3,584.16 is: 4,948.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.96 : 7,115.44 = 3,584.16 : x
  2. Step 2: Convert to fraction form
    5,153.96/7,115.44 = 3,584.16/x
  3. Step 3: Cross multiply
    5,153.96x = 7,115.44 × 3,584.16
  4. Step 4: Simplify right side
    5,153.96x = 25,502,875.43
  5. Step 5: Solve for x
    x = 25,502,875.43/5,153.96
  6. Step 6: Final answer
    x = 4,948.21

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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.