Home / 2,186.65-3,020.02-1,695.23

Finding the Fourth Proportional to 2,186.65, 3,020.02 and 1,695.23

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Solution

The fourth proportional to 2,186.65, 3,020.02 and 1,695.23 is: 2,341.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186.65 : 3,020.02 = 1,695.23 : x
  2. Step 2: Convert to fraction form
    2,186.65/3,020.02 = 1,695.23/x
  3. Step 3: Cross multiply
    2,186.65x = 3,020.02 × 1,695.23
  4. Step 4: Simplify right side
    2,186.65x = 5,119,628.50
  5. Step 5: Solve for x
    x = 5,119,628.50/2,186.65
  6. Step 6: Final answer
    x = 2,341.31

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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.