Home / 4,225.56-6,329.70-2,490

Finding the Fourth Proportional to 4,225.56, 6,329.70 and 2,490

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Solution

The fourth proportional to 4,225.56, 6,329.70 and 2,490 is: 3,729.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.56 : 6,329.70 = 2,490 : x
  2. Step 2: Convert to fraction form
    4,225.56/6,329.70 = 2,490/x
  3. Step 3: Cross multiply
    4,225.56x = 6,329.70 × 2,490
  4. Step 4: Simplify right side
    4,225.56x = 15,760,953
  5. Step 5: Solve for x
    x = 15,760,953/4,225.56
  6. Step 6: Final answer
    x = 3,729.91

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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.