Home / 5,662.20-8,485.14-5,276.76

Finding the Fourth Proportional to 5,662.20, 8,485.14 and 5,276.76

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Solution

The fourth proportional to 5,662.20, 8,485.14 and 5,276.76 is: 7,907.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,662.20 : 8,485.14 = 5,276.76 : x
  2. Step 2: Convert to fraction form
    5,662.20/8,485.14 = 5,276.76/x
  3. Step 3: Cross multiply
    5,662.20x = 8,485.14 × 5,276.76
  4. Step 4: Simplify right side
    5,662.20x = 44,774,047.35
  5. Step 5: Solve for x
    x = 44,774,047.35/5,662.20
  6. Step 6: Final answer
    x = 7,907.54

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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.