Home / 1,716.48-2,368.77-1,008.15

Finding the Fourth Proportional to 1,716.48, 2,368.77 and 1,008.15

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Solution

The fourth proportional to 1,716.48, 2,368.77 and 1,008.15 is: 1,391.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.48 : 2,368.77 = 1,008.15 : x
  2. Step 2: Convert to fraction form
    1,716.48/2,368.77 = 1,008.15/x
  3. Step 3: Cross multiply
    1,716.48x = 2,368.77 × 1,008.15
  4. Step 4: Simplify right side
    1,716.48x = 2,388,075.48
  5. Step 5: Solve for x
    x = 2,388,075.48/1,716.48
  6. Step 6: Final answer
    x = 1,391.26

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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.