Home / 3,335.16-4,602.42-1,918.92

Finding the Fourth Proportional to 3,335.16, 4,602.42 and 1,918.92

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Solution

The fourth proportional to 3,335.16, 4,602.42 and 1,918.92 is: 2,648.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.16 : 4,602.42 = 1,918.92 : x
  2. Step 2: Convert to fraction form
    3,335.16/4,602.42 = 1,918.92/x
  3. Step 3: Cross multiply
    3,335.16x = 4,602.42 × 1,918.92
  4. Step 4: Simplify right side
    3,335.16x = 8,831,675.79
  5. Step 5: Solve for x
    x = 8,831,675.79/3,335.16
  6. Step 6: Final answer
    x = 2,648.05

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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.