Home / 5,852.20-8,778.30-1,903.45

Finding the Fourth Proportional to 5,852.20, 8,778.30 and 1,903.45

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Solution

The fourth proportional to 5,852.20, 8,778.30 and 1,903.45 is: 2,855.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,852.20 : 8,778.30 = 1,903.45 : x
  2. Step 2: Convert to fraction form
    5,852.20/8,778.30 = 1,903.45/x
  3. Step 3: Cross multiply
    5,852.20x = 8,778.30 × 1,903.45
  4. Step 4: Simplify right side
    5,852.20x = 16,709,055.14
  5. Step 5: Solve for x
    x = 16,709,055.14/5,852.20
  6. Step 6: Final answer
    x = 2,855.18

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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.