Home / 9,521.20-14,284.72-4,260.64

Finding the Fourth Proportional to 9,521.20, 14,284.72 and 4,260.64

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Solution

The fourth proportional to 9,521.20, 14,284.72 and 4,260.64 is: 6,392.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.20 : 14,284.72 = 4,260.64 : x
  2. Step 2: Convert to fraction form
    9,521.20/14,284.72 = 4,260.64/x
  3. Step 3: Cross multiply
    9,521.20x = 14,284.72 × 4,260.64
  4. Step 4: Simplify right side
    9,521.20x = 60,861,956.69
  5. Step 5: Solve for x
    x = 60,861,956.69/9,521.20
  6. Step 6: Final answer
    x = 6,392.26

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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.