Home / 4,409.23-6,614.98-1,636.70

Finding the Fourth Proportional to 4,409.23, 6,614.98 and 1,636.70

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Solution

The fourth proportional to 4,409.23, 6,614.98 and 1,636.70 is: 2,455.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.23 : 6,614.98 = 1,636.70 : x
  2. Step 2: Convert to fraction form
    4,409.23/6,614.98 = 1,636.70/x
  3. Step 3: Cross multiply
    4,409.23x = 6,614.98 × 1,636.70
  4. Step 4: Simplify right side
    4,409.23x = 10,826,709.81
  5. Step 5: Solve for x
    x = 10,826,709.81/4,409.23
  6. Step 6: Final answer
    x = 2,455.47

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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.