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Finding the Fourth Proportional to 6,860.46, 10,307.10 and 4,400.10

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Solution

The fourth proportional to 6,860.46, 10,307.10 and 4,400.10 is: 6,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.46 : 10,307.10 = 4,400.10 : x
  2. Step 2: Convert to fraction form
    6,860.46/10,307.10 = 4,400.10/x
  3. Step 3: Cross multiply
    6,860.46x = 10,307.10 × 4,400.10
  4. Step 4: Simplify right side
    6,860.46x = 45,352,270.71
  5. Step 5: Solve for x
    x = 45,352,270.71/6,860.46
  6. Step 6: Final answer
    x = 6,610.67

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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.