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Finding the Fourth Proportional to 8,888.37, 13,332.92 and 3,045.57

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Solution

The fourth proportional to 8,888.37, 13,332.92 and 3,045.57 is: 4,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.37 : 13,332.92 = 3,045.57 : x
  2. Step 2: Convert to fraction form
    8,888.37/13,332.92 = 3,045.57/x
  3. Step 3: Cross multiply
    8,888.37x = 13,332.92 × 3,045.57
  4. Step 4: Simplify right side
    8,888.37x = 40,606,325.94
  5. Step 5: Solve for x
    x = 40,606,325.94/8,888.37
  6. Step 6: Final answer
    x = 4,568.48

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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.