Home / 9,432.77-14,139.23-3,186.86

Finding the Fourth Proportional to 9,432.77, 14,139.23 and 3,186.86

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Solution

The fourth proportional to 9,432.77, 14,139.23 and 3,186.86 is: 4,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.77 : 14,139.23 = 3,186.86 : x
  2. Step 2: Convert to fraction form
    9,432.77/14,139.23 = 3,186.86/x
  3. Step 3: Cross multiply
    9,432.77x = 14,139.23 × 3,186.86
  4. Step 4: Simplify right side
    9,432.77x = 45,059,703.20
  5. Step 5: Solve for x
    x = 45,059,703.20/9,432.77
  6. Step 6: Final answer
    x = 4,776.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.