Home / 1,649.32-2,473.98-1,404.28

Finding the Fourth Proportional to 1,649.32, 2,473.98 and 1,404.28

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Solution

The fourth proportional to 1,649.32, 2,473.98 and 1,404.28 is: 2,106.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649.32 : 2,473.98 = 1,404.28 : x
  2. Step 2: Convert to fraction form
    1,649.32/2,473.98 = 1,404.28/x
  3. Step 3: Cross multiply
    1,649.32x = 2,473.98 × 1,404.28
  4. Step 4: Simplify right side
    1,649.32x = 3,474,160.63
  5. Step 5: Solve for x
    x = 3,474,160.63/1,649.32
  6. Step 6: Final answer
    x = 2,106.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.