Home / 9,513.30-14,269.62-2,939.55

Finding the Fourth Proportional to 9,513.30, 14,269.62 and 2,939.55

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Solution

The fourth proportional to 9,513.30, 14,269.62 and 2,939.55 is: 4,409.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513.30 : 14,269.62 = 2,939.55 : x
  2. Step 2: Convert to fraction form
    9,513.30/14,269.62 = 2,939.55/x
  3. Step 3: Cross multiply
    9,513.30x = 14,269.62 × 2,939.55
  4. Step 4: Simplify right side
    9,513.30x = 41,946,261.47
  5. Step 5: Solve for x
    x = 41,946,261.47/9,513.30
  6. Step 6: Final answer
    x = 4,409.22

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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.