Home / 1,810.08-2,710.80-1,445.18

Finding the Fourth Proportional to 1,810.08, 2,710.80 and 1,445.18

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Solution

The fourth proportional to 1,810.08, 2,710.80 and 1,445.18 is: 2,164.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.08 : 2,710.80 = 1,445.18 : x
  2. Step 2: Convert to fraction form
    1,810.08/2,710.80 = 1,445.18/x
  3. Step 3: Cross multiply
    1,810.08x = 2,710.80 × 1,445.18
  4. Step 4: Simplify right side
    1,810.08x = 3,917,580.39
  5. Step 5: Solve for x
    x = 3,917,580.39/1,810.08
  6. Step 6: Final answer
    x = 2,164.31

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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.