Home / 11,315.95-16,973.91-6,383.35

Finding the Fourth Proportional to 11,315.95, 16,973.91 and 6,383.35

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Solution

The fourth proportional to 11,315.95, 16,973.91 and 6,383.35 is: 9,575.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,315.95 : 16,973.91 = 6,383.35 : x
  2. Step 2: Convert to fraction form
    11,315.95/16,973.91 = 6,383.35/x
  3. Step 3: Cross multiply
    11,315.95x = 16,973.91 × 6,383.35
  4. Step 4: Simplify right side
    11,315.95x = 108,350,408.40
  5. Step 5: Solve for x
    x = 108,350,408.40/11,315.95
  6. Step 6: Final answer
    x = 9,575.02

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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.