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Finding the Fourth Proportional to 9,854.60, 14,846.75 and 8,558.60

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Solution

The fourth proportional to 9,854.60, 14,846.75 and 8,558.60 is: 12,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,854.60 : 14,846.75 = 8,558.60 : x
  2. Step 2: Convert to fraction form
    9,854.60/14,846.75 = 8,558.60/x
  3. Step 3: Cross multiply
    9,854.60x = 14,846.75 × 8,558.60
  4. Step 4: Simplify right side
    9,854.60x = 127,067,394.55
  5. Step 5: Solve for x
    x = 127,067,394.55/9,854.60
  6. Step 6: Final answer
    x = 12,894.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.