Home / 10,455.59-14,423.86-6,676.83

Finding the Fourth Proportional to 10,455.59, 14,423.86 and 6,676.83

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Solution

The fourth proportional to 10,455.59, 14,423.86 and 6,676.83 is: 9,210.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455.59 : 14,423.86 = 6,676.83 : x
  2. Step 2: Convert to fraction form
    10,455.59/14,423.86 = 6,676.83/x
  3. Step 3: Cross multiply
    10,455.59x = 14,423.86 × 6,676.83
  4. Step 4: Simplify right side
    10,455.59x = 96,305,661.16
  5. Step 5: Solve for x
    x = 96,305,661.16/10,455.59
  6. Step 6: Final answer
    x = 9,210.93

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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.