Home / 9,628.88-13,289.27-5,652.18

Finding the Fourth Proportional to 9,628.88, 13,289.27 and 5,652.18

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Solution

The fourth proportional to 9,628.88, 13,289.27 and 5,652.18 is: 7,800.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628.88 : 13,289.27 = 5,652.18 : x
  2. Step 2: Convert to fraction form
    9,628.88/13,289.27 = 5,652.18/x
  3. Step 3: Cross multiply
    9,628.88x = 13,289.27 × 5,652.18
  4. Step 4: Simplify right side
    9,628.88x = 75,113,317.85
  5. Step 5: Solve for x
    x = 75,113,317.85/9,628.88
  6. Step 6: Final answer
    x = 7,800.84

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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.