Home / 3,335.06-4,603.02-1,919.69

Finding the Fourth Proportional to 3,335.06, 4,603.02 and 1,919.69

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Solution

The fourth proportional to 3,335.06, 4,603.02 and 1,919.69 is: 2,649.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.06 : 4,603.02 = 1,919.69 : x
  2. Step 2: Convert to fraction form
    3,335.06/4,603.02 = 1,919.69/x
  3. Step 3: Cross multiply
    3,335.06x = 4,603.02 × 1,919.69
  4. Step 4: Simplify right side
    3,335.06x = 8,836,371.46
  5. Step 5: Solve for x
    x = 8,836,371.46/3,335.06
  6. Step 6: Final answer
    x = 2,649.54

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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.