Home / 2,656.12-3,666.96-1,773.22

Finding the Fourth Proportional to 2,656.12, 3,666.96 and 1,773.22

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Solution

The fourth proportional to 2,656.12, 3,666.96 and 1,773.22 is: 2,448.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656.12 : 3,666.96 = 1,773.22 : x
  2. Step 2: Convert to fraction form
    2,656.12/3,666.96 = 1,773.22/x
  3. Step 3: Cross multiply
    2,656.12x = 3,666.96 × 1,773.22
  4. Step 4: Simplify right side
    2,656.12x = 6,502,326.81
  5. Step 5: Solve for x
    x = 6,502,326.81/2,656.12
  6. Step 6: Final answer
    x = 2,448.05

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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.