Home / 9,738.63-13,443.57-6,206.49

Finding the Fourth Proportional to 9,738.63, 13,443.57 and 6,206.49

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Solution

The fourth proportional to 9,738.63, 13,443.57 and 6,206.49 is: 8,567.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738.63 : 13,443.57 = 6,206.49 : x
  2. Step 2: Convert to fraction form
    9,738.63/13,443.57 = 6,206.49/x
  3. Step 3: Cross multiply
    9,738.63x = 13,443.57 × 6,206.49
  4. Step 4: Simplify right side
    9,738.63x = 83,437,382.77
  5. Step 5: Solve for x
    x = 83,437,382.77/9,738.63
  6. Step 6: Final answer
    x = 8,567.67

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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.