Home / 11,170.48-15,415.20-6,065.95

Finding the Fourth Proportional to 11,170.48, 15,415.20 and 6,065.95

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Solution

The fourth proportional to 11,170.48, 15,415.20 and 6,065.95 is: 8,370.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.48 : 15,415.20 = 6,065.95 : x
  2. Step 2: Convert to fraction form
    11,170.48/15,415.20 = 6,065.95/x
  3. Step 3: Cross multiply
    11,170.48x = 15,415.20 × 6,065.95
  4. Step 4: Simplify right side
    11,170.48x = 93,507,779.45
  5. Step 5: Solve for x
    x = 93,507,779.45/11,170.48
  6. Step 6: Final answer
    x = 8,370.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.