Home / 10,627.13-14,669.09-6,435.38

Finding the Fourth Proportional to 10,627.13, 14,669.09 and 6,435.38

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Solution

The fourth proportional to 10,627.13, 14,669.09 and 6,435.38 is: 8,883.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.13 : 14,669.09 = 6,435.38 : x
  2. Step 2: Convert to fraction form
    10,627.13/14,669.09 = 6,435.38/x
  3. Step 3: Cross multiply
    10,627.13x = 14,669.09 × 6,435.38
  4. Step 4: Simplify right side
    10,627.13x = 94,401,168.40
  5. Step 5: Solve for x
    x = 94,401,168.40/10,627.13
  6. Step 6: Final answer
    x = 8,883.04

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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.