Home / 1,930.51-2,895.88-614.37

Finding the Fourth Proportional to 1,930.51, 2,895.88 and 614.37

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Solution

The fourth proportional to 1,930.51, 2,895.88 and 614.37 is: 921.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930.51 : 2,895.88 = 614.37 : x
  2. Step 2: Convert to fraction form
    1,930.51/2,895.88 = 614.37/x
  3. Step 3: Cross multiply
    1,930.51x = 2,895.88 × 614.37
  4. Step 4: Simplify right side
    1,930.51x = 1,779,146.47
  5. Step 5: Solve for x
    x = 1,779,146.47/1,930.51
  6. Step 6: Final answer
    x = 921.59

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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.