Home / 2,040.04-2,814.10-1,200.47

Finding the Fourth Proportional to 2,040.04, 2,814.10 and 1,200.47

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Solution

The fourth proportional to 2,040.04, 2,814.10 and 1,200.47 is: 1,655.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.04 : 2,814.10 = 1,200.47 : x
  2. Step 2: Convert to fraction form
    2,040.04/2,814.10 = 1,200.47/x
  3. Step 3: Cross multiply
    2,040.04x = 2,814.10 × 1,200.47
  4. Step 4: Simplify right side
    2,040.04x = 3,378,246.66
  5. Step 5: Solve for x
    x = 3,378,246.66/2,040.04
  6. Step 6: Final answer
    x = 1,655.97

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1.5x scale

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.