Home / 5,861.40-8,089.28-3,503.49

Finding the Fourth Proportional to 5,861.40, 8,089.28 and 3,503.49

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Solution

The fourth proportional to 5,861.40, 8,089.28 and 3,503.49 is: 4,835.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.40 : 8,089.28 = 3,503.49 : x
  2. Step 2: Convert to fraction form
    5,861.40/8,089.28 = 3,503.49/x
  3. Step 3: Cross multiply
    5,861.40x = 8,089.28 × 3,503.49
  4. Step 4: Simplify right side
    5,861.40x = 28,340,711.59
  5. Step 5: Solve for x
    x = 28,340,711.59/5,861.40
  6. Step 6: Final answer
    x = 4,835.14

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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.