Home / 6,505.55-8,977.68-3,673.05

Finding the Fourth Proportional to 6,505.55, 8,977.68 and 3,673.05

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Solution

The fourth proportional to 6,505.55, 8,977.68 and 3,673.05 is: 5,068.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505.55 : 8,977.68 = 3,673.05 : x
  2. Step 2: Convert to fraction form
    6,505.55/8,977.68 = 3,673.05/x
  3. Step 3: Cross multiply
    6,505.55x = 8,977.68 × 3,673.05
  4. Step 4: Simplify right side
    6,505.55x = 32,975,422.64
  5. Step 5: Solve for x
    x = 32,975,422.64/6,505.55
  6. Step 6: Final answer
    x = 5,068.82

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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.