Home / 9,854.26-13,598.94-5,378.00

Finding the Fourth Proportional to 9,854.26, 13,598.94 and 5,378.00

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Solution

The fourth proportional to 9,854.26, 13,598.94 and 5,378.00 is: 7,421.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,854.26 : 13,598.94 = 5,378.00 : x
  2. Step 2: Convert to fraction form
    9,854.26/13,598.94 = 5,378.00/x
  3. Step 3: Cross multiply
    9,854.26x = 13,598.94 × 5,378.00
  4. Step 4: Simplify right side
    9,854.26x = 73,135,021.24
  5. Step 5: Solve for x
    x = 73,135,021.24/9,854.26
  6. Step 6: Final answer
    x = 7,421.67

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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.