Home / 1,518.14-2,094.29-1,307.95

Finding the Fourth Proportional to 1,518.14, 2,094.29 and 1,307.95

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Solution

The fourth proportional to 1,518.14, 2,094.29 and 1,307.95 is: 1,804.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.14 : 2,094.29 = 1,307.95 : x
  2. Step 2: Convert to fraction form
    1,518.14/2,094.29 = 1,307.95/x
  3. Step 3: Cross multiply
    1,518.14x = 2,094.29 × 1,307.95
  4. Step 4: Simplify right side
    1,518.14x = 2,739,238.51
  5. Step 5: Solve for x
    x = 2,739,238.51/1,518.14
  6. Step 6: Final answer
    x = 1,804.34

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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.