Home / 9,497.83-13,103.80-5,515.67

Finding the Fourth Proportional to 9,497.83, 13,103.80 and 5,515.67

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Solution

The fourth proportional to 9,497.83, 13,103.80 and 5,515.67 is: 7,609.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,497.83 : 13,103.80 = 5,515.67 : x
  2. Step 2: Convert to fraction form
    9,497.83/13,103.80 = 5,515.67/x
  3. Step 3: Cross multiply
    9,497.83x = 13,103.80 × 5,515.67
  4. Step 4: Simplify right side
    9,497.83x = 72,276,236.55
  5. Step 5: Solve for x
    x = 72,276,236.55/9,497.83
  6. Step 6: Final answer
    x = 7,609.76

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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.