Home / 4,127.58-6,191.55-1,354.41

Finding the Fourth Proportional to 4,127.58, 6,191.55 and 1,354.41

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Solution

The fourth proportional to 4,127.58, 6,191.55 and 1,354.41 is: 2,031.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.58 : 6,191.55 = 1,354.41 : x
  2. Step 2: Convert to fraction form
    4,127.58/6,191.55 = 1,354.41/x
  3. Step 3: Cross multiply
    4,127.58x = 6,191.55 × 1,354.41
  4. Step 4: Simplify right side
    4,127.58x = 8,385,897.24
  5. Step 5: Solve for x
    x = 8,385,897.24/4,127.58
  6. Step 6: Final answer
    x = 2,031.67

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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.