Home / 3,973.42-5,484.32-2,295.80

Finding the Fourth Proportional to 3,973.42, 5,484.32 and 2,295.80

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Solution

The fourth proportional to 3,973.42, 5,484.32 and 2,295.80 is: 3,168.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.42 : 5,484.32 = 2,295.80 : x
  2. Step 2: Convert to fraction form
    3,973.42/5,484.32 = 2,295.80/x
  3. Step 3: Cross multiply
    3,973.42x = 5,484.32 × 2,295.80
  4. Step 4: Simplify right side
    3,973.42x = 12,590,901.10
  5. Step 5: Solve for x
    x = 12,590,901.10/3,973.42
  6. Step 6: Final answer
    x = 3,168.78

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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.