Home / 3,434.65-5,153.14-1,460.20

Finding the Fourth Proportional to 3,434.65, 5,153.14 and 1,460.20

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Solution

The fourth proportional to 3,434.65, 5,153.14 and 1,460.20 is: 2,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.65 : 5,153.14 = 1,460.20 : x
  2. Step 2: Convert to fraction form
    3,434.65/5,153.14 = 1,460.20/x
  3. Step 3: Cross multiply
    3,434.65x = 5,153.14 × 1,460.20
  4. Step 4: Simplify right side
    3,434.65x = 7,524,592.91
  5. Step 5: Solve for x
    x = 7,524,592.91/3,434.65
  6. Step 6: Final answer
    x = 2,190.79

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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.