Home / 4,176.78-6,266.58-1,403.74

Finding the Fourth Proportional to 4,176.78, 6,266.58 and 1,403.74

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Solution

The fourth proportional to 4,176.78, 6,266.58 and 1,403.74 is: 2,106.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.78 : 6,266.58 = 1,403.74 : x
  2. Step 2: Convert to fraction form
    4,176.78/6,266.58 = 1,403.74/x
  3. Step 3: Cross multiply
    4,176.78x = 6,266.58 × 1,403.74
  4. Step 4: Simplify right side
    4,176.78x = 8,796,649.01
  5. Step 5: Solve for x
    x = 8,796,649.01/4,176.78
  6. Step 6: Final answer
    x = 2,106.08

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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.