Home / 5,803.28-8,008.56-3,285.40

Finding the Fourth Proportional to 5,803.28, 8,008.56 and 3,285.40

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Solution

The fourth proportional to 5,803.28, 8,008.56 and 3,285.40 is: 4,533.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.28 : 8,008.56 = 3,285.40 : x
  2. Step 2: Convert to fraction form
    5,803.28/8,008.56 = 3,285.40/x
  3. Step 3: Cross multiply
    5,803.28x = 8,008.56 × 3,285.40
  4. Step 4: Simplify right side
    5,803.28x = 26,311,323.02
  5. Step 5: Solve for x
    x = 26,311,323.02/5,803.28
  6. Step 6: Final answer
    x = 4,533.87

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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.