Home / 1,699.29-2,344.59-1,036.08

Finding the Fourth Proportional to 1,699.29, 2,344.59 and 1,036.08

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Solution

The fourth proportional to 1,699.29, 2,344.59 and 1,036.08 is: 1,429.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699.29 : 2,344.59 = 1,036.08 : x
  2. Step 2: Convert to fraction form
    1,699.29/2,344.59 = 1,036.08/x
  3. Step 3: Cross multiply
    1,699.29x = 2,344.59 × 1,036.08
  4. Step 4: Simplify right side
    1,699.29x = 2,429,182.81
  5. Step 5: Solve for x
    x = 2,429,182.81/1,699.29
  6. Step 6: Final answer
    x = 1,429.53

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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.