Home / 6,295.24-8,688.18-3,607.42

Finding the Fourth Proportional to 6,295.24, 8,688.18 and 3,607.42

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Solution

The fourth proportional to 6,295.24, 8,688.18 and 3,607.42 is: 4,978.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,295.24 : 8,688.18 = 3,607.42 : x
  2. Step 2: Convert to fraction form
    6,295.24/8,688.18 = 3,607.42/x
  3. Step 3: Cross multiply
    6,295.24x = 8,688.18 × 3,607.42
  4. Step 4: Simplify right side
    6,295.24x = 31,341,914.30
  5. Step 5: Solve for x
    x = 31,341,914.30/6,295.24
  6. Step 6: Final answer
    x = 4,978.67

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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.