Home / 3,756.60-5,639.70-3,586.44

Finding the Fourth Proportional to 3,756.60, 5,639.70 and 3,586.44

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Solution

The fourth proportional to 3,756.60, 5,639.70 and 3,586.44 is: 5,384.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.60 : 5,639.70 = 3,586.44 : x
  2. Step 2: Convert to fraction form
    3,756.60/5,639.70 = 3,586.44/x
  3. Step 3: Cross multiply
    3,756.60x = 5,639.70 × 3,586.44
  4. Step 4: Simplify right side
    3,756.60x = 20,226,445.67
  5. Step 5: Solve for x
    x = 20,226,445.67/3,756.60
  6. Step 6: Final answer
    x = 5,384.24

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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.