Home / 4,271.37-6,407.45-1,349.70

Finding the Fourth Proportional to 4,271.37, 6,407.45 and 1,349.70

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Solution

The fourth proportional to 4,271.37, 6,407.45 and 1,349.70 is: 2,024.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.37 : 6,407.45 = 1,349.70 : x
  2. Step 2: Convert to fraction form
    4,271.37/6,407.45 = 1,349.70/x
  3. Step 3: Cross multiply
    4,271.37x = 6,407.45 × 1,349.70
  4. Step 4: Simplify right side
    4,271.37x = 8,648,135.27
  5. Step 5: Solve for x
    x = 8,648,135.27/4,271.37
  6. Step 6: Final answer
    x = 2,024.67

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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.