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Finding the Fourth Proportional to 9,672.21, 14,508.01 and 2,746.71

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Solution

The fourth proportional to 9,672.21, 14,508.01 and 2,746.71 is: 4,119.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,672.21 : 14,508.01 = 2,746.71 : x
  2. Step 2: Convert to fraction form
    9,672.21/14,508.01 = 2,746.71/x
  3. Step 3: Cross multiply
    9,672.21x = 14,508.01 × 2,746.71
  4. Step 4: Simplify right side
    9,672.21x = 39,849,299.58
  5. Step 5: Solve for x
    x = 39,849,299.58/9,672.21
  6. Step 6: Final answer
    x = 4,119.98

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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.