Home / 3,362.04-4,638.15-2,100.90

Finding the Fourth Proportional to 3,362.04, 4,638.15 and 2,100.90

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Solution

The fourth proportional to 3,362.04, 4,638.15 and 2,100.90 is: 2,898.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.04 : 4,638.15 = 2,100.90 : x
  2. Step 2: Convert to fraction form
    3,362.04/4,638.15 = 2,100.90/x
  3. Step 3: Cross multiply
    3,362.04x = 4,638.15 × 2,100.90
  4. Step 4: Simplify right side
    3,362.04x = 9,744,289.34
  5. Step 5: Solve for x
    x = 9,744,289.34/3,362.04
  6. Step 6: Final answer
    x = 2,898.33

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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.