Home / 6,359.39-9,539.69-1,975.67

Finding the Fourth Proportional to 6,359.39, 9,539.69 and 1,975.67

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Solution

The fourth proportional to 6,359.39, 9,539.69 and 1,975.67 is: 2,963.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.39 : 9,539.69 = 1,975.67 : x
  2. Step 2: Convert to fraction form
    6,359.39/9,539.69 = 1,975.67/x
  3. Step 3: Cross multiply
    6,359.39x = 9,539.69 × 1,975.67
  4. Step 4: Simplify right side
    6,359.39x = 18,847,279.34
  5. Step 5: Solve for x
    x = 18,847,279.34/6,359.39
  6. Step 6: Final answer
    x = 2,963.69

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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.