Home / 1,716.07-2,573.38-741.47

Finding the Fourth Proportional to 1,716.07, 2,573.38 and 741.47

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Solution

The fourth proportional to 1,716.07, 2,573.38 and 741.47 is: 1,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.07 : 2,573.38 = 741.47 : x
  2. Step 2: Convert to fraction form
    1,716.07/2,573.38 = 741.47/x
  3. Step 3: Cross multiply
    1,716.07x = 2,573.38 × 741.47
  4. Step 4: Simplify right side
    1,716.07x = 1,908,088.65
  5. Step 5: Solve for x
    x = 1,908,088.65/1,716.07
  6. Step 6: Final answer
    x = 1,111.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.