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Finding the Fourth Proportional to 4,885.11, 7,326.95 and 4,068.63

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Solution

The fourth proportional to 4,885.11, 7,326.95 and 4,068.63 is: 6,102.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.11 : 7,326.95 = 4,068.63 : x
  2. Step 2: Convert to fraction form
    4,885.11/7,326.95 = 4,068.63/x
  3. Step 3: Cross multiply
    4,885.11x = 7,326.95 × 4,068.63
  4. Step 4: Simplify right side
    4,885.11x = 29,810,628.24
  5. Step 5: Solve for x
    x = 29,810,628.24/4,885.11
  6. Step 6: Final answer
    x = 6,102.35

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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.