Home / 4,677.37-6,454.74-2,788.96

Finding the Fourth Proportional to 4,677.37, 6,454.74 and 2,788.96

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Solution

The fourth proportional to 4,677.37, 6,454.74 and 2,788.96 is: 3,848.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.37 : 6,454.74 = 2,788.96 : x
  2. Step 2: Convert to fraction form
    4,677.37/6,454.74 = 2,788.96/x
  3. Step 3: Cross multiply
    4,677.37x = 6,454.74 × 2,788.96
  4. Step 4: Simplify right side
    4,677.37x = 18,001,984.25
  5. Step 5: Solve for x
    x = 18,001,984.25/4,677.37
  6. Step 6: Final answer
    x = 3,848.74

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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.