Home / 1,973.24-2,723.08-1,089.05

Finding the Fourth Proportional to 1,973.24, 2,723.08 and 1,089.05

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Solution

The fourth proportional to 1,973.24, 2,723.08 and 1,089.05 is: 1,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.24 : 2,723.08 = 1,089.05 : x
  2. Step 2: Convert to fraction form
    1,973.24/2,723.08 = 1,089.05/x
  3. Step 3: Cross multiply
    1,973.24x = 2,723.08 × 1,089.05
  4. Step 4: Simplify right side
    1,973.24x = 2,965,574.36
  5. Step 5: Solve for x
    x = 2,965,574.36/1,973.24
  6. Step 6: Final answer
    x = 1,502.90

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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.