Home / 9,116.15-13,666.93-3,925.67

Finding the Fourth Proportional to 9,116.15, 13,666.93 and 3,925.67

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Solution

The fourth proportional to 9,116.15, 13,666.93 and 3,925.67 is: 5,885.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116.15 : 13,666.93 = 3,925.67 : x
  2. Step 2: Convert to fraction form
    9,116.15/13,666.93 = 3,925.67/x
  3. Step 3: Cross multiply
    9,116.15x = 13,666.93 × 3,925.67
  4. Step 4: Simplify right side
    9,116.15x = 53,651,778.94
  5. Step 5: Solve for x
    x = 53,651,778.94/9,116.15
  6. Step 6: Final answer
    x = 5,885.36

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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.