Home / 1,795.12-2,477.28-1,009.18

Finding the Fourth Proportional to 1,795.12, 2,477.28 and 1,009.18

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Solution

The fourth proportional to 1,795.12, 2,477.28 and 1,009.18 is: 1,392.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.12 : 2,477.28 = 1,009.18 : x
  2. Step 2: Convert to fraction form
    1,795.12/2,477.28 = 1,009.18/x
  3. Step 3: Cross multiply
    1,795.12x = 2,477.28 × 1,009.18
  4. Step 4: Simplify right side
    1,795.12x = 2,500,021.43
  5. Step 5: Solve for x
    x = 2,500,021.43/1,795.12
  6. Step 6: Final answer
    x = 1,392.68

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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.