Home / 1,464.66-2,185.87-1,405.12

Finding the Fourth Proportional to 1,464.66, 2,185.87 and 1,405.12

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Solution

The fourth proportional to 1,464.66, 2,185.87 and 1,405.12 is: 2,097.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464.66 : 2,185.87 = 1,405.12 : x
  2. Step 2: Convert to fraction form
    1,464.66/2,185.87 = 1,405.12/x
  3. Step 3: Cross multiply
    1,464.66x = 2,185.87 × 1,405.12
  4. Step 4: Simplify right side
    1,464.66x = 3,071,409.65
  5. Step 5: Solve for x
    x = 3,071,409.65/1,464.66
  6. Step 6: Final answer
    x = 2,097.01

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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.