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Finding the Fourth Proportional to 6,249.51, 8,624.02 and 3,416.79

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Solution

The fourth proportional to 6,249.51, 8,624.02 and 3,416.79 is: 4,715.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.51 : 8,624.02 = 3,416.79 : x
  2. Step 2: Convert to fraction form
    6,249.51/8,624.02 = 3,416.79/x
  3. Step 3: Cross multiply
    6,249.51x = 8,624.02 × 3,416.79
  4. Step 4: Simplify right side
    6,249.51x = 29,466,465.30
  5. Step 5: Solve for x
    x = 29,466,465.30/6,249.51
  6. Step 6: Final answer
    x = 4,715.00

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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.