Home / 9,193.20-13,785.72-2,617.89

Finding the Fourth Proportional to 9,193.20, 13,785.72 and 2,617.89

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Solution

The fourth proportional to 9,193.20, 13,785.72 and 2,617.89 is: 3,925.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193.20 : 13,785.72 = 2,617.89 : x
  2. Step 2: Convert to fraction form
    9,193.20/13,785.72 = 2,617.89/x
  3. Step 3: Cross multiply
    9,193.20x = 13,785.72 × 2,617.89
  4. Step 4: Simplify right side
    9,193.20x = 36,089,498.53
  5. Step 5: Solve for x
    x = 36,089,498.53/9,193.20
  6. Step 6: Final answer
    x = 3,925.67

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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.