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Finding the Fourth Proportional to 9,455.60, 14,113.27 and 8,348.60

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Solution

The fourth proportional to 9,455.60, 14,113.27 and 8,348.60 is: 12,460.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.60 : 14,113.27 = 8,348.60 : x
  2. Step 2: Convert to fraction form
    9,455.60/14,113.27 = 8,348.60/x
  3. Step 3: Cross multiply
    9,455.60x = 14,113.27 × 8,348.60
  4. Step 4: Simplify right side
    9,455.60x = 117,826,045.92
  5. Step 5: Solve for x
    x = 117,826,045.92/9,455.60
  6. Step 6: Final answer
    x = 12,460.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.