Home / 4,774.08-7,159.68-1,852.80

Finding the Fourth Proportional to 4,774.08, 7,159.68 and 1,852.80

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Solution

The fourth proportional to 4,774.08, 7,159.68 and 1,852.80 is: 2,778.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.08 : 7,159.68 = 1,852.80 : x
  2. Step 2: Convert to fraction form
    4,774.08/7,159.68 = 1,852.80/x
  3. Step 3: Cross multiply
    4,774.08x = 7,159.68 × 1,852.80
  4. Step 4: Simplify right side
    4,774.08x = 13,265,455.10
  5. Step 5: Solve for x
    x = 13,265,455.10/4,774.08
  6. Step 6: Final answer
    x = 2,778.64

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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.