Home / 3,063.98-4,228.36-1,666.82

Finding the Fourth Proportional to 3,063.98, 4,228.36 and 1,666.82

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Solution

The fourth proportional to 3,063.98, 4,228.36 and 1,666.82 is: 2,300.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.98 : 4,228.36 = 1,666.82 : x
  2. Step 2: Convert to fraction form
    3,063.98/4,228.36 = 1,666.82/x
  3. Step 3: Cross multiply
    3,063.98x = 4,228.36 × 1,666.82
  4. Step 4: Simplify right side
    3,063.98x = 7,047,889.71
  5. Step 5: Solve for x
    x = 7,047,889.71/3,063.98
  6. Step 6: Final answer
    x = 2,300.24

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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.