Home / 9,747.34-14,622.39-4,749.98

Finding the Fourth Proportional to 9,747.34, 14,622.39 and 4,749.98

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Solution

The fourth proportional to 9,747.34, 14,622.39 and 4,749.98 is: 7,125.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747.34 : 14,622.39 = 4,749.98 : x
  2. Step 2: Convert to fraction form
    9,747.34/14,622.39 = 4,749.98/x
  3. Step 3: Cross multiply
    9,747.34x = 14,622.39 × 4,749.98
  4. Step 4: Simplify right side
    9,747.34x = 69,455,986.94
  5. Step 5: Solve for x
    x = 69,455,986.94/9,747.34
  6. Step 6: Final answer
    x = 7,125.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.