Home / 5,656.79-8,482.44-3,317.55

Finding the Fourth Proportional to 5,656.79, 8,482.44 and 3,317.55

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Solution

The fourth proportional to 5,656.79, 8,482.44 and 3,317.55 is: 4,974.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.79 : 8,482.44 = 3,317.55 : x
  2. Step 2: Convert to fraction form
    5,656.79/8,482.44 = 3,317.55/x
  3. Step 3: Cross multiply
    5,656.79x = 8,482.44 × 3,317.55
  4. Step 4: Simplify right side
    5,656.79x = 28,140,902.23
  5. Step 5: Solve for x
    x = 28,140,902.23/5,656.79
  6. Step 6: Final answer
    x = 4,974.72

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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.