Home / 1,970.36-2,944.77-1,814.68

Finding the Fourth Proportional to 1,970.36, 2,944.77 and 1,814.68

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Solution

The fourth proportional to 1,970.36, 2,944.77 and 1,814.68 is: 2,712.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970.36 : 2,944.77 = 1,814.68 : x
  2. Step 2: Convert to fraction form
    1,970.36/2,944.77 = 1,814.68/x
  3. Step 3: Cross multiply
    1,970.36x = 2,944.77 × 1,814.68
  4. Step 4: Simplify right side
    1,970.36x = 5,343,815.22
  5. Step 5: Solve for x
    x = 5,343,815.22/1,970.36
  6. Step 6: Final answer
    x = 2,712.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.