Home / 7,450.02-10,278.08-4,798.96

Finding the Fourth Proportional to 7,450.02, 10,278.08 and 4,798.96

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Solution

The fourth proportional to 7,450.02, 10,278.08 and 4,798.96 is: 6,620.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.02 : 10,278.08 = 4,798.96 : x
  2. Step 2: Convert to fraction form
    7,450.02/10,278.08 = 4,798.96/x
  3. Step 3: Cross multiply
    7,450.02x = 10,278.08 × 4,798.96
  4. Step 4: Simplify right side
    7,450.02x = 49,324,094.80
  5. Step 5: Solve for x
    x = 49,324,094.80/7,450.02
  6. Step 6: Final answer
    x = 6,620.67

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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.