Home / 4,810.20-6,638.52-3,018.96

Finding the Fourth Proportional to 4,810.20, 6,638.52 and 3,018.96

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Solution

The fourth proportional to 4,810.20, 6,638.52 and 3,018.96 is: 4,166.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.20 : 6,638.52 = 3,018.96 : x
  2. Step 2: Convert to fraction form
    4,810.20/6,638.52 = 3,018.96/x
  3. Step 3: Cross multiply
    4,810.20x = 6,638.52 × 3,018.96
  4. Step 4: Simplify right side
    4,810.20x = 20,041,426.34
  5. Step 5: Solve for x
    x = 20,041,426.34/4,810.20
  6. Step 6: Final answer
    x = 4,166.44

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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.