Home / 8,925.61-13,389.07-2,351.75

Finding the Fourth Proportional to 8,925.61, 13,389.07 and 2,351.75

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Solution

The fourth proportional to 8,925.61, 13,389.07 and 2,351.75 is: 3,527.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.61 : 13,389.07 = 2,351.75 : x
  2. Step 2: Convert to fraction form
    8,925.61/13,389.07 = 2,351.75/x
  3. Step 3: Cross multiply
    8,925.61x = 13,389.07 × 2,351.75
  4. Step 4: Simplify right side
    8,925.61x = 31,487,745.37
  5. Step 5: Solve for x
    x = 31,487,745.37/8,925.61
  6. Step 6: Final answer
    x = 3,527.80

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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.