Home / 9,781.83-14,672.54-2,386.33

Finding the Fourth Proportional to 9,781.83, 14,672.54 and 2,386.33

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Solution

The fourth proportional to 9,781.83, 14,672.54 and 2,386.33 is: 3,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,781.83 : 14,672.54 = 2,386.33 : x
  2. Step 2: Convert to fraction form
    9,781.83/14,672.54 = 2,386.33/x
  3. Step 3: Cross multiply
    9,781.83x = 14,672.54 × 2,386.33
  4. Step 4: Simplify right side
    9,781.83x = 35,013,491.66
  5. Step 5: Solve for x
    x = 35,013,491.66/9,781.83
  6. Step 6: Final answer
    x = 3,579.44

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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.