Home / 1,776.33-2,645.01-1,756.74

Finding the Fourth Proportional to 1,776.33, 2,645.01 and 1,756.74

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Solution

The fourth proportional to 1,776.33, 2,645.01 and 1,756.74 is: 2,615.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.33 : 2,645.01 = 1,756.74 : x
  2. Step 2: Convert to fraction form
    1,776.33/2,645.01 = 1,756.74/x
  3. Step 3: Cross multiply
    1,776.33x = 2,645.01 × 1,756.74
  4. Step 4: Simplify right side
    1,776.33x = 4,646,594.87
  5. Step 5: Solve for x
    x = 4,646,594.87/1,776.33
  6. Step 6: Final answer
    x = 2,615.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.