Home / 9,540.14-14,312.81-4,609.79

Finding the Fourth Proportional to 9,540.14, 14,312.81 and 4,609.79

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Solution

The fourth proportional to 9,540.14, 14,312.81 and 4,609.79 is: 6,915.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.14 : 14,312.81 = 4,609.79 : x
  2. Step 2: Convert to fraction form
    9,540.14/14,312.81 = 4,609.79/x
  3. Step 3: Cross multiply
    9,540.14x = 14,312.81 × 4,609.79
  4. Step 4: Simplify right side
    9,540.14x = 65,979,008.27
  5. Step 5: Solve for x
    x = 65,979,008.27/9,540.14
  6. Step 6: Final answer
    x = 6,915.94

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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.