Home / 10,261.71-15,393.48-2,866.62

Finding the Fourth Proportional to 10,261.71, 15,393.48 and 2,866.62

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Solution

The fourth proportional to 10,261.71, 15,393.48 and 2,866.62 is: 4,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.71 : 15,393.48 = 2,866.62 : x
  2. Step 2: Convert to fraction form
    10,261.71/15,393.48 = 2,866.62/x
  3. Step 3: Cross multiply
    10,261.71x = 15,393.48 × 2,866.62
  4. Step 4: Simplify right side
    10,261.71x = 44,127,257.64
  5. Step 5: Solve for x
    x = 44,127,257.64/10,261.71
  6. Step 6: Final answer
    x = 4,300.19

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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.