Home / 9,969.57-14,957.82-4,426.80

Finding the Fourth Proportional to 9,969.57, 14,957.82 and 4,426.80

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Solution

The fourth proportional to 9,969.57, 14,957.82 and 4,426.80 is: 6,641.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.57 : 14,957.82 = 4,426.80 : x
  2. Step 2: Convert to fraction form
    9,969.57/14,957.82 = 4,426.80/x
  3. Step 3: Cross multiply
    9,969.57x = 14,957.82 × 4,426.80
  4. Step 4: Simplify right side
    9,969.57x = 66,215,277.58
  5. Step 5: Solve for x
    x = 66,215,277.58/9,969.57
  6. Step 6: Final answer
    x = 6,641.74

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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.