Home / 6,507.56-8,980.36-3,523.33

Finding the Fourth Proportional to 6,507.56, 8,980.36 and 3,523.33

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Solution

The fourth proportional to 6,507.56, 8,980.36 and 3,523.33 is: 4,862.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.56 : 8,980.36 = 3,523.33 : x
  2. Step 2: Convert to fraction form
    6,507.56/8,980.36 = 3,523.33/x
  3. Step 3: Cross multiply
    6,507.56x = 8,980.36 × 3,523.33
  4. Step 4: Simplify right side
    6,507.56x = 31,640,771.80
  5. Step 5: Solve for x
    x = 31,640,771.80/6,507.56
  6. Step 6: Final answer
    x = 4,862.16

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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.