Home / 7,239.63-10,913.70-6,757.41

Finding the Fourth Proportional to 7,239.63, 10,913.70 and 6,757.41

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Solution

The fourth proportional to 7,239.63, 10,913.70 and 6,757.41 is: 10,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.63 : 10,913.70 = 6,757.41 : x
  2. Step 2: Convert to fraction form
    7,239.63/10,913.70 = 6,757.41/x
  3. Step 3: Cross multiply
    7,239.63x = 10,913.70 × 6,757.41
  4. Step 4: Simplify right side
    7,239.63x = 73,748,279.25
  5. Step 5: Solve for x
    x = 73,748,279.25/7,239.63
  6. Step 6: Final answer
    x = 10,186.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.