Home / 8,302.84-12,454.02-2,459.56

Finding the Fourth Proportional to 8,302.84, 12,454.02 and 2,459.56

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Solution

The fourth proportional to 8,302.84, 12,454.02 and 2,459.56 is: 3,689.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.84 : 12,454.02 = 2,459.56 : x
  2. Step 2: Convert to fraction form
    8,302.84/12,454.02 = 2,459.56/x
  3. Step 3: Cross multiply
    8,302.84x = 12,454.02 × 2,459.56
  4. Step 4: Simplify right side
    8,302.84x = 30,631,409.43
  5. Step 5: Solve for x
    x = 30,631,409.43/8,302.84
  6. Step 6: Final answer
    x = 3,689.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.