Home / 9,946.38-14,889.96-6,429.57

Finding the Fourth Proportional to 9,946.38, 14,889.96 and 6,429.57

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Solution

The fourth proportional to 9,946.38, 14,889.96 and 6,429.57 is: 9,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946.38 : 14,889.96 = 6,429.57 : x
  2. Step 2: Convert to fraction form
    9,946.38/14,889.96 = 6,429.57/x
  3. Step 3: Cross multiply
    9,946.38x = 14,889.96 × 6,429.57
  4. Step 4: Simplify right side
    9,946.38x = 95,736,040.12
  5. Step 5: Solve for x
    x = 95,736,040.12/9,946.38
  6. Step 6: Final answer
    x = 9,625.21

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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.