Home / 10,375.15-14,317.28-6,127.58

Finding the Fourth Proportional to 10,375.15, 14,317.28 and 6,127.58

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Solution

The fourth proportional to 10,375.15, 14,317.28 and 6,127.58 is: 8,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.15 : 14,317.28 = 6,127.58 : x
  2. Step 2: Convert to fraction form
    10,375.15/14,317.28 = 6,127.58/x
  3. Step 3: Cross multiply
    10,375.15x = 14,317.28 × 6,127.58
  4. Step 4: Simplify right side
    10,375.15x = 87,730,224.89
  5. Step 5: Solve for x
    x = 87,730,224.89/10,375.15
  6. Step 6: Final answer
    x = 8,455.80

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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.