Home / 3,529.32-4,870.30-1,935.96

Finding the Fourth Proportional to 3,529.32, 4,870.30 and 1,935.96

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Solution

The fourth proportional to 3,529.32, 4,870.30 and 1,935.96 is: 2,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.32 : 4,870.30 = 1,935.96 : x
  2. Step 2: Convert to fraction form
    3,529.32/4,870.30 = 1,935.96/x
  3. Step 3: Cross multiply
    3,529.32x = 4,870.30 × 1,935.96
  4. Step 4: Simplify right side
    3,529.32x = 9,428,705.99
  5. Step 5: Solve for x
    x = 9,428,705.99/3,529.32
  6. Step 6: Final answer
    x = 2,671.54

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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.