Home / 1,973.15-2,722.96-1,088.94

Finding the Fourth Proportional to 1,973.15, 2,722.96 and 1,088.94

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Solution

The fourth proportional to 1,973.15, 2,722.96 and 1,088.94 is: 1,502.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.15 : 2,722.96 = 1,088.94 : x
  2. Step 2: Convert to fraction form
    1,973.15/2,722.96 = 1,088.94/x
  3. Step 3: Cross multiply
    1,973.15x = 2,722.96 × 1,088.94
  4. Step 4: Simplify right side
    1,973.15x = 2,965,140.06
  5. Step 5: Solve for x
    x = 2,965,140.06/1,973.15
  6. Step 6: Final answer
    x = 1,502.74

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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.