Home / 11,908.17-16,432.92-6,530.50

Finding the Fourth Proportional to 11,908.17, 16,432.92 and 6,530.50

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Solution

The fourth proportional to 11,908.17, 16,432.92 and 6,530.50 is: 9,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,908.17 : 16,432.92 = 6,530.50 : x
  2. Step 2: Convert to fraction form
    11,908.17/16,432.92 = 6,530.50/x
  3. Step 3: Cross multiply
    11,908.17x = 16,432.92 × 6,530.50
  4. Step 4: Simplify right side
    11,908.17x = 107,315,184.06
  5. Step 5: Solve for x
    x = 107,315,184.06/11,908.17
  6. Step 6: Final answer
    x = 9,011.90

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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.