Home / 10,563.15-14,561.62-8,040.87

Finding the Fourth Proportional to 10,563.15, 14,561.62 and 8,040.87

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Solution

The fourth proportional to 10,563.15, 14,561.62 and 8,040.87 is: 11,084.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,563.15 : 14,561.62 = 8,040.87 : x
  2. Step 2: Convert to fraction form
    10,563.15/14,561.62 = 8,040.87/x
  3. Step 3: Cross multiply
    10,563.15x = 14,561.62 × 8,040.87
  4. Step 4: Simplify right side
    10,563.15x = 117,088,093.41
  5. Step 5: Solve for x
    x = 117,088,093.41/10,563.15
  6. Step 6: Final answer
    x = 11,084.58

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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.