Home / 10,137.19-13,984.47-6,358.46

Finding the Fourth Proportional to 10,137.19, 13,984.47 and 6,358.46

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Solution

The fourth proportional to 10,137.19, 13,984.47 and 6,358.46 is: 8,771.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137.19 : 13,984.47 = 6,358.46 : x
  2. Step 2: Convert to fraction form
    10,137.19/13,984.47 = 6,358.46/x
  3. Step 3: Cross multiply
    10,137.19x = 13,984.47 × 6,358.46
  4. Step 4: Simplify right side
    10,137.19x = 88,919,661.32
  5. Step 5: Solve for x
    x = 88,919,661.32/10,137.19
  6. Step 6: Final answer
    x = 8,771.63

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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.