Home / 10,627.57-14,666.04-5,911.75

Finding the Fourth Proportional to 10,627.57, 14,666.04 and 5,911.75

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Solution

The fourth proportional to 10,627.57, 14,666.04 and 5,911.75 is: 8,158.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.57 : 14,666.04 = 5,911.75 : x
  2. Step 2: Convert to fraction form
    10,627.57/14,666.04 = 5,911.75/x
  3. Step 3: Cross multiply
    10,627.57x = 14,666.04 × 5,911.75
  4. Step 4: Simplify right side
    10,627.57x = 86,701,961.97
  5. Step 5: Solve for x
    x = 86,701,961.97/10,627.57
  6. Step 6: Final answer
    x = 8,158.21

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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.