Home / 2,945.63-4,415.65-1,095.48

Finding the Fourth Proportional to 2,945.63, 4,415.65 and 1,095.48

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Solution

The fourth proportional to 2,945.63, 4,415.65 and 1,095.48 is: 1,642.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.63 : 4,415.65 = 1,095.48 : x
  2. Step 2: Convert to fraction form
    2,945.63/4,415.65 = 1,095.48/x
  3. Step 3: Cross multiply
    2,945.63x = 4,415.65 × 1,095.48
  4. Step 4: Simplify right side
    2,945.63x = 4,837,253.52
  5. Step 5: Solve for x
    x = 4,837,253.52/2,945.63
  6. Step 6: Final answer
    x = 1,642.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.