Home / 5,750.31-7,935.65-3,513.19

Finding the Fourth Proportional to 5,750.31, 7,935.65 and 3,513.19

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Solution

The fourth proportional to 5,750.31, 7,935.65 and 3,513.19 is: 4,848.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.31 : 7,935.65 = 3,513.19 : x
  2. Step 2: Convert to fraction form
    5,750.31/7,935.65 = 3,513.19/x
  3. Step 3: Cross multiply
    5,750.31x = 7,935.65 × 3,513.19
  4. Step 4: Simplify right side
    5,750.31x = 27,879,446.22
  5. Step 5: Solve for x
    x = 27,879,446.22/5,750.31
  6. Step 6: Final answer
    x = 4,848.34

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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.