Home / 5,133.29-7,083.93-2,775.42

Finding the Fourth Proportional to 5,133.29, 7,083.93 and 2,775.42

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Solution

The fourth proportional to 5,133.29, 7,083.93 and 2,775.42 is: 3,830.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.29 : 7,083.93 = 2,775.42 : x
  2. Step 2: Convert to fraction form
    5,133.29/7,083.93 = 2,775.42/x
  3. Step 3: Cross multiply
    5,133.29x = 7,083.93 × 2,775.42
  4. Step 4: Simplify right side
    5,133.29x = 19,660,881.00
  5. Step 5: Solve for x
    x = 19,660,881.00/5,133.29
  6. Step 6: Final answer
    x = 3,830.07

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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.