Home / 2,130.08-3,190.50-1,032.14

Finding the Fourth Proportional to 2,130.08, 3,190.50 and 1,032.14

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Solution

The fourth proportional to 2,130.08, 3,190.50 and 1,032.14 is: 1,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130.08 : 3,190.50 = 1,032.14 : x
  2. Step 2: Convert to fraction form
    2,130.08/3,190.50 = 1,032.14/x
  3. Step 3: Cross multiply
    2,130.08x = 3,190.50 × 1,032.14
  4. Step 4: Simplify right side
    2,130.08x = 3,293,045.37
  5. Step 5: Solve for x
    x = 3,293,045.37/2,130.08
  6. Step 6: Final answer
    x = 1,545.97

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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.