Home / 12,758.09-17,606.16-7,452.95

Finding the Fourth Proportional to 12,758.09, 17,606.16 and 7,452.95

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Solution

The fourth proportional to 12,758.09, 17,606.16 and 7,452.95 is: 10,285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,758.09 : 17,606.16 = 7,452.95 : x
  2. Step 2: Convert to fraction form
    12,758.09/17,606.16 = 7,452.95/x
  3. Step 3: Cross multiply
    12,758.09x = 17,606.16 × 7,452.95
  4. Step 4: Simplify right side
    12,758.09x = 131,217,804.79
  5. Step 5: Solve for x
    x = 131,217,804.79/12,758.09
  6. Step 6: Final answer
    x = 10,285.06

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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.