Home / 9,421.98-13,003.36-6,022.12

Finding the Fourth Proportional to 9,421.98, 13,003.36 and 6,022.12

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Solution

The fourth proportional to 9,421.98, 13,003.36 and 6,022.12 is: 8,311.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.98 : 13,003.36 = 6,022.12 : x
  2. Step 2: Convert to fraction form
    9,421.98/13,003.36 = 6,022.12/x
  3. Step 3: Cross multiply
    9,421.98x = 13,003.36 × 6,022.12
  4. Step 4: Simplify right side
    9,421.98x = 78,307,794.32
  5. Step 5: Solve for x
    x = 78,307,794.32/9,421.98
  6. Step 6: Final answer
    x = 8,311.18

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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.