Home / 5,707.38-7,875.96-3,317.02

Finding the Fourth Proportional to 5,707.38, 7,875.96 and 3,317.02

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Solution

The fourth proportional to 5,707.38, 7,875.96 and 3,317.02 is: 4,577.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707.38 : 7,875.96 = 3,317.02 : x
  2. Step 2: Convert to fraction form
    5,707.38/7,875.96 = 3,317.02/x
  3. Step 3: Cross multiply
    5,707.38x = 7,875.96 × 3,317.02
  4. Step 4: Simplify right side
    5,707.38x = 26,124,716.84
  5. Step 5: Solve for x
    x = 26,124,716.84/5,707.38
  6. Step 6: Final answer
    x = 4,577.36

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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.