Home / 7,688.76-11,533.25-2,423.67

Finding the Fourth Proportional to 7,688.76, 11,533.25 and 2,423.67

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Solution

The fourth proportional to 7,688.76, 11,533.25 and 2,423.67 is: 3,635.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.76 : 11,533.25 = 2,423.67 : x
  2. Step 2: Convert to fraction form
    7,688.76/11,533.25 = 2,423.67/x
  3. Step 3: Cross multiply
    7,688.76x = 11,533.25 × 2,423.67
  4. Step 4: Simplify right side
    7,688.76x = 27,952,792.03
  5. Step 5: Solve for x
    x = 27,952,792.03/7,688.76
  6. Step 6: Final answer
    x = 3,635.54

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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.