Home / 10,352.63-15,529.28-2,561.45

Finding the Fourth Proportional to 10,352.63, 15,529.28 and 2,561.45

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Solution

The fourth proportional to 10,352.63, 15,529.28 and 2,561.45 is: 3,842.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.63 : 15,529.28 = 2,561.45 : x
  2. Step 2: Convert to fraction form
    10,352.63/15,529.28 = 2,561.45/x
  3. Step 3: Cross multiply
    10,352.63x = 15,529.28 × 2,561.45
  4. Step 4: Simplify right side
    10,352.63x = 39,777,383.80
  5. Step 5: Solve for x
    x = 39,777,383.80/10,352.63
  6. Step 6: Final answer
    x = 3,842.25

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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.