Home / 11,135.93-16,682.37-7,617.59

Finding the Fourth Proportional to 11,135.93, 16,682.37 and 7,617.59

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Solution

The fourth proportional to 11,135.93, 16,682.37 and 7,617.59 is: 11,411.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.93 : 16,682.37 = 7,617.59 : x
  2. Step 2: Convert to fraction form
    11,135.93/16,682.37 = 7,617.59/x
  3. Step 3: Cross multiply
    11,135.93x = 16,682.37 × 7,617.59
  4. Step 4: Simplify right side
    11,135.93x = 127,079,510.02
  5. Step 5: Solve for x
    x = 127,079,510.02/11,135.93
  6. Step 6: Final answer
    x = 11,411.67

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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.