Home / 9,682.13-14,521.28-4,415.72

Finding the Fourth Proportional to 9,682.13, 14,521.28 and 4,415.72

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Solution

The fourth proportional to 9,682.13, 14,521.28 and 4,415.72 is: 6,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,682.13 : 14,521.28 = 4,415.72 : x
  2. Step 2: Convert to fraction form
    9,682.13/14,521.28 = 4,415.72/x
  3. Step 3: Cross multiply
    9,682.13x = 14,521.28 × 4,415.72
  4. Step 4: Simplify right side
    9,682.13x = 64,121,811.84
  5. Step 5: Solve for x
    x = 64,121,811.84/9,682.13
  6. Step 6: Final answer
    x = 6,622.70

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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.