Home / 4,248.69-6,364.75-2,783.40

Finding the Fourth Proportional to 4,248.69, 6,364.75 and 2,783.40

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Solution

The fourth proportional to 4,248.69, 6,364.75 and 2,783.40 is: 4,169.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.69 : 6,364.75 = 2,783.40 : x
  2. Step 2: Convert to fraction form
    4,248.69/6,364.75 = 2,783.40/x
  3. Step 3: Cross multiply
    4,248.69x = 6,364.75 × 2,783.40
  4. Step 4: Simplify right side
    4,248.69x = 17,715,645.15
  5. Step 5: Solve for x
    x = 17,715,645.15/4,248.69
  6. Step 6: Final answer
    x = 4,169.67

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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.