Home / 10,178.08-14,047.92-5,988.72

Finding the Fourth Proportional to 10,178.08, 14,047.92 and 5,988.72

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Solution

The fourth proportional to 10,178.08, 14,047.92 and 5,988.72 is: 8,265.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178.08 : 14,047.92 = 5,988.72 : x
  2. Step 2: Convert to fraction form
    10,178.08/14,047.92 = 5,988.72/x
  3. Step 3: Cross multiply
    10,178.08x = 14,047.92 × 5,988.72
  4. Step 4: Simplify right side
    10,178.08x = 84,129,059.46
  5. Step 5: Solve for x
    x = 84,129,059.46/10,178.08
  6. Step 6: Final answer
    x = 8,265.71

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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.