Home / 3,501.28-4,832.72-2,009.98

Finding the Fourth Proportional to 3,501.28, 4,832.72 and 2,009.98

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Solution

The fourth proportional to 3,501.28, 4,832.72 and 2,009.98 is: 2,774.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.28 : 4,832.72 = 2,009.98 : x
  2. Step 2: Convert to fraction form
    3,501.28/4,832.72 = 2,009.98/x
  3. Step 3: Cross multiply
    3,501.28x = 4,832.72 × 2,009.98
  4. Step 4: Simplify right side
    3,501.28x = 9,713,660.50
  5. Step 5: Solve for x
    x = 9,713,660.50/3,501.28
  6. Step 6: Final answer
    x = 2,774.32

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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.