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Finding the Fourth Proportional to 9,763.40, 14,645.10 and 6,069.80

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Solution

The fourth proportional to 9,763.40, 14,645.10 and 6,069.80 is: 9,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763.40 : 14,645.10 = 6,069.80 : x
  2. Step 2: Convert to fraction form
    9,763.40/14,645.10 = 6,069.80/x
  3. Step 3: Cross multiply
    9,763.40x = 14,645.10 × 6,069.80
  4. Step 4: Simplify right side
    9,763.40x = 88,892,827.98
  5. Step 5: Solve for x
    x = 88,892,827.98/9,763.40
  6. Step 6: Final answer
    x = 9,104.70

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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.