Home / 5,271.34-7,276.26-3,503.38

Finding the Fourth Proportional to 5,271.34, 7,276.26 and 3,503.38

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Solution

The fourth proportional to 5,271.34, 7,276.26 and 3,503.38 is: 4,835.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.34 : 7,276.26 = 3,503.38 : x
  2. Step 2: Convert to fraction form
    5,271.34/7,276.26 = 3,503.38/x
  3. Step 3: Cross multiply
    5,271.34x = 7,276.26 × 3,503.38
  4. Step 4: Simplify right side
    5,271.34x = 25,491,503.76
  5. Step 5: Solve for x
    x = 25,491,503.76/5,271.34
  6. Step 6: Final answer
    x = 4,835.87

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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.