Home / 2,995.31-4,133.54-1,669.01

Finding the Fourth Proportional to 2,995.31, 4,133.54 and 1,669.01

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Solution

The fourth proportional to 2,995.31, 4,133.54 and 1,669.01 is: 2,303.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.31 : 4,133.54 = 1,669.01 : x
  2. Step 2: Convert to fraction form
    2,995.31/4,133.54 = 1,669.01/x
  3. Step 3: Cross multiply
    2,995.31x = 4,133.54 × 1,669.01
  4. Step 4: Simplify right side
    2,995.31x = 6,898,903.10
  5. Step 5: Solve for x
    x = 6,898,903.10/2,995.31
  6. Step 6: Final answer
    x = 2,303.23

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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.