Home / 1,776.64-2,451.77-1,030.74

Finding the Fourth Proportional to 1,776.64, 2,451.77 and 1,030.74

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Solution

The fourth proportional to 1,776.64, 2,451.77 and 1,030.74 is: 1,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.64 : 2,451.77 = 1,030.74 : x
  2. Step 2: Convert to fraction form
    1,776.64/2,451.77 = 1,030.74/x
  3. Step 3: Cross multiply
    1,776.64x = 2,451.77 × 1,030.74
  4. Step 4: Simplify right side
    1,776.64x = 2,527,137.41
  5. Step 5: Solve for x
    x = 2,527,137.41/1,776.64
  6. Step 6: Final answer
    x = 1,422.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.