Home / 2,159.91-2,981.75-1,464.93

Finding the Fourth Proportional to 2,159.91, 2,981.75 and 1,464.93

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Solution

The fourth proportional to 2,159.91, 2,981.75 and 1,464.93 is: 2,022.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159.91 : 2,981.75 = 1,464.93 : x
  2. Step 2: Convert to fraction form
    2,159.91/2,981.75 = 1,464.93/x
  3. Step 3: Cross multiply
    2,159.91x = 2,981.75 × 1,464.93
  4. Step 4: Simplify right side
    2,159.91x = 4,368,055.03
  5. Step 5: Solve for x
    x = 4,368,055.03/2,159.91
  6. Step 6: Final answer
    x = 2,022.33

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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.