Home / 3,477.32-5,206.80-2,438.60

Finding the Fourth Proportional to 3,477.32, 5,206.80 and 2,438.60

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Solution

The fourth proportional to 3,477.32, 5,206.80 and 2,438.60 is: 3,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.32 : 5,206.80 = 2,438.60 : x
  2. Step 2: Convert to fraction form
    3,477.32/5,206.80 = 2,438.60/x
  3. Step 3: Cross multiply
    3,477.32x = 5,206.80 × 2,438.60
  4. Step 4: Simplify right side
    3,477.32x = 12,697,302.48
  5. Step 5: Solve for x
    x = 12,697,302.48/3,477.32
  6. Step 6: Final answer
    x = 3,651.46

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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.