Home / 3,666.27-5,509.53-2,280.36

Finding the Fourth Proportional to 3,666.27, 5,509.53 and 2,280.36

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Solution

The fourth proportional to 3,666.27, 5,509.53 and 2,280.36 is: 3,426.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.27 : 5,509.53 = 2,280.36 : x
  2. Step 2: Convert to fraction form
    3,666.27/5,509.53 = 2,280.36/x
  3. Step 3: Cross multiply
    3,666.27x = 5,509.53 × 2,280.36
  4. Step 4: Simplify right side
    3,666.27x = 12,563,711.83
  5. Step 5: Solve for x
    x = 12,563,711.83/3,666.27
  6. Step 6: Final answer
    x = 3,426.84

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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.