Home / 8,263.12-11,402.88-4,537.12

Finding the Fourth Proportional to 8,263.12, 11,402.88 and 4,537.12

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Solution

The fourth proportional to 8,263.12, 11,402.88 and 4,537.12 is: 6,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.12 : 11,402.88 = 4,537.12 : x
  2. Step 2: Convert to fraction form
    8,263.12/11,402.88 = 4,537.12/x
  3. Step 3: Cross multiply
    8,263.12x = 11,402.88 × 4,537.12
  4. Step 4: Simplify right side
    8,263.12x = 51,736,234.91
  5. Step 5: Solve for x
    x = 51,736,234.91/8,263.12
  6. Step 6: Final answer
    x = 6,261.10

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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.