Home / 12,257.73-16,916.49-6,952.89

Finding the Fourth Proportional to 12,257.73, 16,916.49 and 6,952.89

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Solution

The fourth proportional to 12,257.73, 16,916.49 and 6,952.89 is: 9,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257.73 : 16,916.49 = 6,952.89 : x
  2. Step 2: Convert to fraction form
    12,257.73/16,916.49 = 6,952.89/x
  3. Step 3: Cross multiply
    12,257.73x = 16,916.49 × 6,952.89
  4. Step 4: Simplify right side
    12,257.73x = 117,618,494.16
  5. Step 5: Solve for x
    x = 117,618,494.16/12,257.73
  6. Step 6: Final answer
    x = 9,595.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.