Home / 10,609.54-15,908.71-3,587.14

Finding the Fourth Proportional to 10,609.54, 15,908.71 and 3,587.14

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Solution

The fourth proportional to 10,609.54, 15,908.71 and 3,587.14 is: 5,378.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609.54 : 15,908.71 = 3,587.14 : x
  2. Step 2: Convert to fraction form
    10,609.54/15,908.71 = 3,587.14/x
  3. Step 3: Cross multiply
    10,609.54x = 15,908.71 × 3,587.14
  4. Step 4: Simplify right side
    10,609.54x = 57,066,769.99
  5. Step 5: Solve for x
    x = 57,066,769.99/10,609.54
  6. Step 6: Final answer
    x = 5,378.82

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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.