Home / 5,013.51-6,918.48-2,775.30

Finding the Fourth Proportional to 5,013.51, 6,918.48 and 2,775.30

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Solution

The fourth proportional to 5,013.51, 6,918.48 and 2,775.30 is: 3,829.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.51 : 6,918.48 = 2,775.30 : x
  2. Step 2: Convert to fraction form
    5,013.51/6,918.48 = 2,775.30/x
  3. Step 3: Cross multiply
    5,013.51x = 6,918.48 × 2,775.30
  4. Step 4: Simplify right side
    5,013.51x = 19,200,857.54
  5. Step 5: Solve for x
    x = 19,200,857.54/5,013.51
  6. Step 6: Final answer
    x = 3,829.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.