Home / 4,975.69-6,864.15-3,182.71

Finding the Fourth Proportional to 4,975.69, 6,864.15 and 3,182.71

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Solution

The fourth proportional to 4,975.69, 6,864.15 and 3,182.71 is: 4,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.69 : 6,864.15 = 3,182.71 : x
  2. Step 2: Convert to fraction form
    4,975.69/6,864.15 = 3,182.71/x
  3. Step 3: Cross multiply
    4,975.69x = 6,864.15 × 3,182.71
  4. Step 4: Simplify right side
    4,975.69x = 21,846,598.85
  5. Step 5: Solve for x
    x = 21,846,598.85/4,975.69
  6. Step 6: Final answer
    x = 4,390.67

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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.