Home / 6,743.59-9,307.68-4,381.63

Finding the Fourth Proportional to 6,743.59, 9,307.68 and 4,381.63

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Solution

The fourth proportional to 6,743.59, 9,307.68 and 4,381.63 is: 6,047.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.59 : 9,307.68 = 4,381.63 : x
  2. Step 2: Convert to fraction form
    6,743.59/9,307.68 = 4,381.63/x
  3. Step 3: Cross multiply
    6,743.59x = 9,307.68 × 4,381.63
  4. Step 4: Simplify right side
    6,743.59x = 40,782,809.92
  5. Step 5: Solve for x
    x = 40,782,809.92/6,743.59
  6. Step 6: Final answer
    x = 6,047.64

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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.