Home / 5,427.00-7,485.70-4,306.16

Finding the Fourth Proportional to 5,427.00, 7,485.70 and 4,306.16

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Solution

The fourth proportional to 5,427.00, 7,485.70 and 4,306.16 is: 5,939.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.00 : 7,485.70 = 4,306.16 : x
  2. Step 2: Convert to fraction form
    5,427.00/7,485.70 = 4,306.16/x
  3. Step 3: Cross multiply
    5,427.00x = 7,485.70 × 4,306.16
  4. Step 4: Simplify right side
    5,427.00x = 32,234,562.95
  5. Step 5: Solve for x
    x = 32,234,562.95/5,427.00
  6. Step 6: Final answer
    x = 5,939.67

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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.