Home / 5,261.34-7,260.66-2,903.49

Finding the Fourth Proportional to 5,261.34, 7,260.66 and 2,903.49

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Solution

The fourth proportional to 5,261.34, 7,260.66 and 2,903.49 is: 4,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.34 : 7,260.66 = 2,903.49 : x
  2. Step 2: Convert to fraction form
    5,261.34/7,260.66 = 2,903.49/x
  3. Step 3: Cross multiply
    5,261.34x = 7,260.66 × 2,903.49
  4. Step 4: Simplify right side
    5,261.34x = 21,081,253.70
  5. Step 5: Solve for x
    x = 21,081,253.70/5,261.34
  6. Step 6: Final answer
    x = 4,006.82

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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.