Home / 4,421.69-6,100.40-2,742.48

Finding the Fourth Proportional to 4,421.69, 6,100.40 and 2,742.48

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Solution

The fourth proportional to 4,421.69, 6,100.40 and 2,742.48 is: 3,783.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.69 : 6,100.40 = 2,742.48 : x
  2. Step 2: Convert to fraction form
    4,421.69/6,100.40 = 2,742.48/x
  3. Step 3: Cross multiply
    4,421.69x = 6,100.40 × 2,742.48
  4. Step 4: Simplify right side
    4,421.69x = 16,730,211.28
  5. Step 5: Solve for x
    x = 16,730,211.28/4,421.69
  6. Step 6: Final answer
    x = 3,783.67

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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.