Home / 2,610.69-3,916.94-1,635.63

Finding the Fourth Proportional to 2,610.69, 3,916.94 and 1,635.63

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Solution

The fourth proportional to 2,610.69, 3,916.94 and 1,635.63 is: 2,454.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.69 : 3,916.94 = 1,635.63 : x
  2. Step 2: Convert to fraction form
    2,610.69/3,916.94 = 1,635.63/x
  3. Step 3: Cross multiply
    2,610.69x = 3,916.94 × 1,635.63
  4. Step 4: Simplify right side
    2,610.69x = 6,406,656.39
  5. Step 5: Solve for x
    x = 6,406,656.39/2,610.69
  6. Step 6: Final answer
    x = 2,454.01

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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.