Home / 6,507.03-8,979.60-3,674.46

Finding the Fourth Proportional to 6,507.03, 8,979.60 and 3,674.46

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Solution

The fourth proportional to 6,507.03, 8,979.60 and 3,674.46 is: 5,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.03 : 8,979.60 = 3,674.46 : x
  2. Step 2: Convert to fraction form
    6,507.03/8,979.60 = 3,674.46/x
  3. Step 3: Cross multiply
    6,507.03x = 8,979.60 × 3,674.46
  4. Step 4: Simplify right side
    6,507.03x = 32,995,181.02
  5. Step 5: Solve for x
    x = 32,995,181.02/6,507.03
  6. Step 6: Final answer
    x = 5,070.70

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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.