Home / 3,362.54-4,638.84-2,101.40

Finding the Fourth Proportional to 3,362.54, 4,638.84 and 2,101.40

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Solution

The fourth proportional to 3,362.54, 4,638.84 and 2,101.40 is: 2,899.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.54 : 4,638.84 = 2,101.40 : x
  2. Step 2: Convert to fraction form
    3,362.54/4,638.84 = 2,101.40/x
  3. Step 3: Cross multiply
    3,362.54x = 4,638.84 × 2,101.40
  4. Step 4: Simplify right side
    3,362.54x = 9,748,058.38
  5. Step 5: Solve for x
    x = 9,748,058.38/3,362.54
  6. Step 6: Final answer
    x = 2,899.02

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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.