Home / 7,280.84-10,047.78-4,094.60

Finding the Fourth Proportional to 7,280.84, 10,047.78 and 4,094.60

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Solution

The fourth proportional to 7,280.84, 10,047.78 and 4,094.60 is: 5,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.84 : 10,047.78 = 4,094.60 : x
  2. Step 2: Convert to fraction form
    7,280.84/10,047.78 = 4,094.60/x
  3. Step 3: Cross multiply
    7,280.84x = 10,047.78 × 4,094.60
  4. Step 4: Simplify right side
    7,280.84x = 41,141,639.99
  5. Step 5: Solve for x
    x = 41,141,639.99/7,280.84
  6. Step 6: Final answer
    x = 5,650.67

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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.