Home / 4,857.20-6,703.56-3,285.20

Finding the Fourth Proportional to 4,857.20, 6,703.56 and 3,285.20

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Solution

The fourth proportional to 4,857.20, 6,703.56 and 3,285.20 is: 4,534.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.20 : 6,703.56 = 3,285.20 : x
  2. Step 2: Convert to fraction form
    4,857.20/6,703.56 = 3,285.20/x
  3. Step 3: Cross multiply
    4,857.20x = 6,703.56 × 3,285.20
  4. Step 4: Simplify right side
    4,857.20x = 22,022,535.31
  5. Step 5: Solve for x
    x = 22,022,535.31/4,857.20
  6. Step 6: Final answer
    x = 4,534.00

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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.