Home / 10,844.58-14,965.35-6,128.58

Finding the Fourth Proportional to 10,844.58, 14,965.35 and 6,128.58

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Solution

The fourth proportional to 10,844.58, 14,965.35 and 6,128.58 is: 8,457.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,844.58 : 14,965.35 = 6,128.58 : x
  2. Step 2: Convert to fraction form
    10,844.58/14,965.35 = 6,128.58/x
  3. Step 3: Cross multiply
    10,844.58x = 14,965.35 × 6,128.58
  4. Step 4: Simplify right side
    10,844.58x = 91,716,344.70
  5. Step 5: Solve for x
    x = 91,716,344.70/10,844.58
  6. Step 6: Final answer
    x = 8,457.34

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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.