Home / 10,627.18-14,676.12-8,757.29

Finding the Fourth Proportional to 10,627.18, 14,676.12 and 8,757.29

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Solution

The fourth proportional to 10,627.18, 14,676.12 and 8,757.29 is: 12,093.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.18 : 14,676.12 = 8,757.29 : x
  2. Step 2: Convert to fraction form
    10,627.18/14,676.12 = 8,757.29/x
  3. Step 3: Cross multiply
    10,627.18x = 14,676.12 × 8,757.29
  4. Step 4: Simplify right side
    10,627.18x = 128,523,075.61
  5. Step 5: Solve for x
    x = 128,523,075.61/10,627.18
  6. Step 6: Final answer
    x = 12,093.81

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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.