Home / 3,370.13-4,649.43-2,174.98

Finding the Fourth Proportional to 3,370.13, 4,649.43 and 2,174.98

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Solution

The fourth proportional to 3,370.13, 4,649.43 and 2,174.98 is: 3,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.13 : 4,649.43 = 2,174.98 : x
  2. Step 2: Convert to fraction form
    3,370.13/4,649.43 = 2,174.98/x
  3. Step 3: Cross multiply
    3,370.13x = 4,649.43 × 2,174.98
  4. Step 4: Simplify right side
    3,370.13x = 10,112,417.26
  5. Step 5: Solve for x
    x = 10,112,417.26/3,370.13
  6. Step 6: Final answer
    x = 3,000.60

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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.