Home / 7,254.82-10,020.81-6,308.74

Finding the Fourth Proportional to 7,254.82, 10,020.81 and 6,308.74

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Solution

The fourth proportional to 7,254.82, 10,020.81 and 6,308.74 is: 8,714.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.82 : 10,020.81 = 6,308.74 : x
  2. Step 2: Convert to fraction form
    7,254.82/10,020.81 = 6,308.74/x
  3. Step 3: Cross multiply
    7,254.82x = 10,020.81 × 6,308.74
  4. Step 4: Simplify right side
    7,254.82x = 63,218,684.88
  5. Step 5: Solve for x
    x = 63,218,684.88/7,254.82
  6. Step 6: Final answer
    x = 8,714.03

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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.