Home / 5,239.05-7,859.73-1,730.13

Finding the Fourth Proportional to 5,239.05, 7,859.73 and 1,730.13

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Solution

The fourth proportional to 5,239.05, 7,859.73 and 1,730.13 is: 2,595.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.05 : 7,859.73 = 1,730.13 : x
  2. Step 2: Convert to fraction form
    5,239.05/7,859.73 = 1,730.13/x
  3. Step 3: Cross multiply
    5,239.05x = 7,859.73 × 1,730.13
  4. Step 4: Simplify right side
    5,239.05x = 13,598,354.66
  5. Step 5: Solve for x
    x = 13,598,354.66/5,239.05
  6. Step 6: Final answer
    x = 2,595.58

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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.