Home / 9,743.16-13,436.72-6,384.74

Finding the Fourth Proportional to 9,743.16, 13,436.72 and 6,384.74

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Solution

The fourth proportional to 9,743.16, 13,436.72 and 6,384.74 is: 8,805.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,743.16 : 13,436.72 = 6,384.74 : x
  2. Step 2: Convert to fraction form
    9,743.16/13,436.72 = 6,384.74/x
  3. Step 3: Cross multiply
    9,743.16x = 13,436.72 × 6,384.74
  4. Step 4: Simplify right side
    9,743.16x = 85,789,963.65
  5. Step 5: Solve for x
    x = 85,789,963.65/9,743.16
  6. Step 6: Final answer
    x = 8,805.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.