Home / 5,515.48-8,275.38-2,053

Finding the Fourth Proportional to 5,515.48, 8,275.38 and 2,053

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Solution

The fourth proportional to 5,515.48, 8,275.38 and 2,053 is: 3,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.48 : 8,275.38 = 2,053 : x
  2. Step 2: Convert to fraction form
    5,515.48/8,275.38 = 2,053/x
  3. Step 3: Cross multiply
    5,515.48x = 8,275.38 × 2,053
  4. Step 4: Simplify right side
    5,515.48x = 16,989,355.14
  5. Step 5: Solve for x
    x = 16,989,355.14/5,515.48
  6. Step 6: Final answer
    x = 3,080.30

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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.