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Finding the Fourth Proportional to 1,716.03, 2,368.13 and 930.09

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Solution

The fourth proportional to 1,716.03, 2,368.13 and 930.09 is: 1,283.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.03 : 2,368.13 = 930.09 : x
  2. Step 2: Convert to fraction form
    1,716.03/2,368.13 = 930.09/x
  3. Step 3: Cross multiply
    1,716.03x = 2,368.13 × 930.09
  4. Step 4: Simplify right side
    1,716.03x = 2,202,574.03
  5. Step 5: Solve for x
    x = 2,202,574.03/1,716.03
  6. Step 6: Final answer
    x = 1,283.53

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1.5x scale

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.