Home / 7,261.34-10,020.65-4,117.55

Finding the Fourth Proportional to 7,261.34, 10,020.65 and 4,117.55

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Solution

The fourth proportional to 7,261.34, 10,020.65 and 4,117.55 is: 5,682.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.34 : 10,020.65 = 4,117.55 : x
  2. Step 2: Convert to fraction form
    7,261.34/10,020.65 = 4,117.55/x
  3. Step 3: Cross multiply
    7,261.34x = 10,020.65 × 4,117.55
  4. Step 4: Simplify right side
    7,261.34x = 41,260,456.72
  5. Step 5: Solve for x
    x = 41,260,456.72/7,261.34
  6. Step 6: Final answer
    x = 5,682.21

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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.