Home / 4,677.41-6,452.57-2,788.40

Finding the Fourth Proportional to 4,677.41, 6,452.57 and 2,788.40

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Solution

The fourth proportional to 4,677.41, 6,452.57 and 2,788.40 is: 3,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.41 : 6,452.57 = 2,788.40 : x
  2. Step 2: Convert to fraction form
    4,677.41/6,452.57 = 2,788.40/x
  3. Step 3: Cross multiply
    4,677.41x = 6,452.57 × 2,788.40
  4. Step 4: Simplify right side
    4,677.41x = 17,992,369.29
  5. Step 5: Solve for x
    x = 17,992,369.29/4,677.41
  6. Step 6: Final answer
    x = 3,846.65

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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.