Home / 5,301.78-7,316.70-2,943.93

Finding the Fourth Proportional to 5,301.78, 7,316.70 and 2,943.93

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Solution

The fourth proportional to 5,301.78, 7,316.70 and 2,943.93 is: 4,062.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.78 : 7,316.70 = 2,943.93 : x
  2. Step 2: Convert to fraction form
    5,301.78/7,316.70 = 2,943.93/x
  3. Step 3: Cross multiply
    5,301.78x = 7,316.70 × 2,943.93
  4. Step 4: Simplify right side
    5,301.78x = 21,539,852.63
  5. Step 5: Solve for x
    x = 21,539,852.63/5,301.78
  6. Step 6: Final answer
    x = 4,062.76

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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.