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Finding the Fourth Proportional to 8,264.99, 12,392.93 and 4,306.37

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Solution

The fourth proportional to 8,264.99, 12,392.93 and 4,306.37 is: 6,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.99 : 12,392.93 = 4,306.37 : x
  2. Step 2: Convert to fraction form
    8,264.99/12,392.93 = 4,306.37/x
  3. Step 3: Cross multiply
    8,264.99x = 12,392.93 × 4,306.37
  4. Step 4: Simplify right side
    8,264.99x = 53,368,560.48
  5. Step 5: Solve for x
    x = 53,368,560.48/8,264.99
  6. Step 6: Final answer
    x = 6,457.18

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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.