Home / 10,281.49-15,424.55-3,261.93

Finding the Fourth Proportional to 10,281.49, 15,424.55 and 3,261.93

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Solution

The fourth proportional to 10,281.49, 15,424.55 and 3,261.93 is: 4,893.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.49 : 15,424.55 = 3,261.93 : x
  2. Step 2: Convert to fraction form
    10,281.49/15,424.55 = 3,261.93/x
  3. Step 3: Cross multiply
    10,281.49x = 15,424.55 × 3,261.93
  4. Step 4: Simplify right side
    10,281.49x = 50,313,733.41
  5. Step 5: Solve for x
    x = 50,313,733.41/10,281.49
  6. Step 6: Final answer
    x = 4,893.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.