Home / 11,117.55-16,682.40-4,548.45

Finding the Fourth Proportional to 11,117.55, 16,682.40 and 4,548.45

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Solution

The fourth proportional to 11,117.55, 16,682.40 and 4,548.45 is: 6,825.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.55 : 16,682.40 = 4,548.45 : x
  2. Step 2: Convert to fraction form
    11,117.55/16,682.40 = 4,548.45/x
  3. Step 3: Cross multiply
    11,117.55x = 16,682.40 × 4,548.45
  4. Step 4: Simplify right side
    11,117.55x = 75,879,062.28
  5. Step 5: Solve for x
    x = 75,879,062.28/11,117.55
  6. Step 6: Final answer
    x = 6,825.16

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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.