Home / 10,627.12-14,664.40-5,911.17

Finding the Fourth Proportional to 10,627.12, 14,664.40 and 5,911.17

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Solution

The fourth proportional to 10,627.12, 14,664.40 and 5,911.17 is: 8,156.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.12 : 14,664.40 = 5,911.17 : x
  2. Step 2: Convert to fraction form
    10,627.12/14,664.40 = 5,911.17/x
  3. Step 3: Cross multiply
    10,627.12x = 14,664.40 × 5,911.17
  4. Step 4: Simplify right side
    10,627.12x = 86,683,761.35
  5. Step 5: Solve for x
    x = 86,683,761.35/10,627.12
  6. Step 6: Final answer
    x = 8,156.84

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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.