Home / 5,515.48-8,273.26-1,411.48

Finding the Fourth Proportional to 5,515.48, 8,273.26 and 1,411.48

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Solution

The fourth proportional to 5,515.48, 8,273.26 and 1,411.48 is: 2,117.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.48 : 8,273.26 = 1,411.48 : x
  2. Step 2: Convert to fraction form
    5,515.48/8,273.26 = 1,411.48/x
  3. Step 3: Cross multiply
    5,515.48x = 8,273.26 × 1,411.48
  4. Step 4: Simplify right side
    5,515.48x = 11,677,541.02
  5. Step 5: Solve for x
    x = 11,677,541.02/5,515.48
  6. Step 6: Final answer
    x = 2,117.23

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1.5x scale

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.