Home / 9,688.11-14,532.12-6,415.86

Finding the Fourth Proportional to 9,688.11, 14,532.12 and 6,415.86

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Solution

The fourth proportional to 9,688.11, 14,532.12 and 6,415.86 is: 9,623.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,688.11 : 14,532.12 = 6,415.86 : x
  2. Step 2: Convert to fraction form
    9,688.11/14,532.12 = 6,415.86/x
  3. Step 3: Cross multiply
    9,688.11x = 14,532.12 × 6,415.86
  4. Step 4: Simplify right side
    9,688.11x = 93,236,047.42
  5. Step 5: Solve for x
    x = 93,236,047.42/9,688.11
  6. Step 6: Final answer
    x = 9,623.76

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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.