Home / 1,699.64-2,345.22-1,141.04

Finding the Fourth Proportional to 1,699.64, 2,345.22 and 1,141.04

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Solution

The fourth proportional to 1,699.64, 2,345.22 and 1,141.04 is: 1,574.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699.64 : 2,345.22 = 1,141.04 : x
  2. Step 2: Convert to fraction form
    1,699.64/2,345.22 = 1,141.04/x
  3. Step 3: Cross multiply
    1,699.64x = 2,345.22 × 1,141.04
  4. Step 4: Simplify right side
    1,699.64x = 2,675,989.83
  5. Step 5: Solve for x
    x = 2,675,989.83/1,699.64
  6. Step 6: Final answer
    x = 1,574.45

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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.