Home / 9,296.21-12,827.88-5,518.70

Finding the Fourth Proportional to 9,296.21, 12,827.88 and 5,518.70

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Solution

The fourth proportional to 9,296.21, 12,827.88 and 5,518.70 is: 7,615.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,296.21 : 12,827.88 = 5,518.70 : x
  2. Step 2: Convert to fraction form
    9,296.21/12,827.88 = 5,518.70/x
  3. Step 3: Cross multiply
    9,296.21x = 12,827.88 × 5,518.70
  4. Step 4: Simplify right side
    9,296.21x = 70,793,157.22
  5. Step 5: Solve for x
    x = 70,793,157.22/9,296.21
  6. Step 6: Final answer
    x = 7,615.27

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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.