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Finding the Fourth Proportional to 9,492.79, 14,269.91 and 8,807.98

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Solution

The fourth proportional to 9,492.79, 14,269.91 and 8,807.98 is: 13,240.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,492.79 : 14,269.91 = 8,807.98 : x
  2. Step 2: Convert to fraction form
    9,492.79/14,269.91 = 8,807.98/x
  3. Step 3: Cross multiply
    9,492.79x = 14,269.91 × 8,807.98
  4. Step 4: Simplify right side
    9,492.79x = 125,689,081.88
  5. Step 5: Solve for x
    x = 125,689,081.88/9,492.79
  6. Step 6: Final answer
    x = 13,240.48

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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.