Home / 7,829.53-11,730.60-6,521.67

Finding the Fourth Proportional to 7,829.53, 11,730.60 and 6,521.67

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Solution

The fourth proportional to 7,829.53, 11,730.60 and 6,521.67 is: 9,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.53 : 11,730.60 = 6,521.67 : x
  2. Step 2: Convert to fraction form
    7,829.53/11,730.60 = 6,521.67/x
  3. Step 3: Cross multiply
    7,829.53x = 11,730.60 × 6,521.67
  4. Step 4: Simplify right side
    7,829.53x = 76,503,102.10
  5. Step 5: Solve for x
    x = 76,503,102.10/7,829.53
  6. Step 6: Final answer
    x = 9,771.10

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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.