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Finding the Fourth Proportional to 6,507.30, 8,980.02 and 3,523.10

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Solution

The fourth proportional to 6,507.30, 8,980.02 and 3,523.10 is: 4,861.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.30 : 8,980.02 = 3,523.10 : x
  2. Step 2: Convert to fraction form
    6,507.30/8,980.02 = 3,523.10/x
  3. Step 3: Cross multiply
    6,507.30x = 8,980.02 × 3,523.10
  4. Step 4: Simplify right side
    6,507.30x = 31,637,508.46
  5. Step 5: Solve for x
    x = 31,637,508.46/6,507.30
  6. Step 6: Final answer
    x = 4,861.85

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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.