Home / 3,325.42-4,990.44-2,152.52

Finding the Fourth Proportional to 3,325.42, 4,990.44 and 2,152.52

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Solution

The fourth proportional to 3,325.42, 4,990.44 and 2,152.52 is: 3,230.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.42 : 4,990.44 = 2,152.52 : x
  2. Step 2: Convert to fraction form
    3,325.42/4,990.44 = 2,152.52/x
  3. Step 3: Cross multiply
    3,325.42x = 4,990.44 × 2,152.52
  4. Step 4: Simplify right side
    3,325.42x = 10,742,051.81
  5. Step 5: Solve for x
    x = 10,742,051.81/3,325.42
  6. Step 6: Final answer
    x = 3,230.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.