Home / 3,529.96-4,870.08-2,202.58

Finding the Fourth Proportional to 3,529.96, 4,870.08 and 2,202.58

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Solution

The fourth proportional to 3,529.96, 4,870.08 and 2,202.58 is: 3,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.96 : 4,870.08 = 2,202.58 : x
  2. Step 2: Convert to fraction form
    3,529.96/4,870.08 = 2,202.58/x
  3. Step 3: Cross multiply
    3,529.96x = 4,870.08 × 2,202.58
  4. Step 4: Simplify right side
    3,529.96x = 10,726,740.81
  5. Step 5: Solve for x
    x = 10,726,740.81/3,529.96
  6. Step 6: Final answer
    x = 3,038.77

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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.