Home / 6,504.30-8,980.47-4,114.80

Finding the Fourth Proportional to 6,504.30, 8,980.47 and 4,114.80

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Solution

The fourth proportional to 6,504.30, 8,980.47 and 4,114.80 is: 5,681.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.30 : 8,980.47 = 4,114.80 : x
  2. Step 2: Convert to fraction form
    6,504.30/8,980.47 = 4,114.80/x
  3. Step 3: Cross multiply
    6,504.30x = 8,980.47 × 4,114.80
  4. Step 4: Simplify right side
    6,504.30x = 36,952,837.96
  5. Step 5: Solve for x
    x = 36,952,837.96/6,504.30
  6. Step 6: Final answer
    x = 5,681.29

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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.