Home / 4,423.18-6,636.53-1,825.51

Finding the Fourth Proportional to 4,423.18, 6,636.53 and 1,825.51

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Solution

The fourth proportional to 4,423.18, 6,636.53 and 1,825.51 is: 2,738.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.18 : 6,636.53 = 1,825.51 : x
  2. Step 2: Convert to fraction form
    4,423.18/6,636.53 = 1,825.51/x
  3. Step 3: Cross multiply
    4,423.18x = 6,636.53 × 1,825.51
  4. Step 4: Simplify right side
    4,423.18x = 12,115,051.88
  5. Step 5: Solve for x
    x = 12,115,051.88/4,423.18
  6. Step 6: Final answer
    x = 2,738.99

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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.