Home / 6,140.24-8,473.55-3,487.67

Finding the Fourth Proportional to 6,140.24, 8,473.55 and 3,487.67

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Solution

The fourth proportional to 6,140.24, 8,473.55 and 3,487.67 is: 4,812.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.24 : 8,473.55 = 3,487.67 : x
  2. Step 2: Convert to fraction form
    6,140.24/8,473.55 = 3,487.67/x
  3. Step 3: Cross multiply
    6,140.24x = 8,473.55 × 3,487.67
  4. Step 4: Simplify right side
    6,140.24x = 29,552,886.32
  5. Step 5: Solve for x
    x = 29,552,886.32/6,140.24
  6. Step 6: Final answer
    x = 4,812.99

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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.