Home / 5,130.08-7,698-2,052.32

Finding the Fourth Proportional to 5,130.08, 7,698 and 2,052.32

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Solution

The fourth proportional to 5,130.08, 7,698 and 2,052.32 is: 3,079.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130.08 : 7,698 = 2,052.32 : x
  2. Step 2: Convert to fraction form
    5,130.08/7,698 = 2,052.32/x
  3. Step 3: Cross multiply
    5,130.08x = 7,698 × 2,052.32
  4. Step 4: Simplify right side
    5,130.08x = 15,798,759.36
  5. Step 5: Solve for x
    x = 15,798,759.36/5,130.08
  6. Step 6: Final answer
    x = 3,079.63

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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.