Home / 3,064.07-4,228.41-1,666.82

Finding the Fourth Proportional to 3,064.07, 4,228.41 and 1,666.82

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Solution

The fourth proportional to 3,064.07, 4,228.41 and 1,666.82 is: 2,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.07 : 4,228.41 = 1,666.82 : x
  2. Step 2: Convert to fraction form
    3,064.07/4,228.41 = 1,666.82/x
  3. Step 3: Cross multiply
    3,064.07x = 4,228.41 × 1,666.82
  4. Step 4: Simplify right side
    3,064.07x = 7,047,977.21
  5. Step 5: Solve for x
    x = 7,047,977.21/3,064.07
  6. Step 6: Final answer
    x = 2,300.20

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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.