Home / 10,160.64-14,011.38-6,177.87

Finding the Fourth Proportional to 10,160.64, 14,011.38 and 6,177.87

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Solution

The fourth proportional to 10,160.64, 14,011.38 and 6,177.87 is: 8,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.64 : 14,011.38 = 6,177.87 : x
  2. Step 2: Convert to fraction form
    10,160.64/14,011.38 = 6,177.87/x
  3. Step 3: Cross multiply
    10,160.64x = 14,011.38 × 6,177.87
  4. Step 4: Simplify right side
    10,160.64x = 86,560,484.16
  5. Step 5: Solve for x
    x = 86,560,484.16/10,160.64
  6. Step 6: Final answer
    x = 8,519.20

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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.