Home / 1,956.04-2,699.14-1,159.68

Finding the Fourth Proportional to 1,956.04, 2,699.14 and 1,159.68

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Solution

The fourth proportional to 1,956.04, 2,699.14 and 1,159.68 is: 1,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956.04 : 2,699.14 = 1,159.68 : x
  2. Step 2: Convert to fraction form
    1,956.04/2,699.14 = 1,159.68/x
  3. Step 3: Cross multiply
    1,956.04x = 2,699.14 × 1,159.68
  4. Step 4: Simplify right side
    1,956.04x = 3,130,138.68
  5. Step 5: Solve for x
    x = 3,130,138.68/1,956.04
  6. Step 6: Final answer
    x = 1,600.24

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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.