Home / 5,675.10-7,831.53-3,317.19

Finding the Fourth Proportional to 5,675.10, 7,831.53 and 3,317.19

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Solution

The fourth proportional to 5,675.10, 7,831.53 and 3,317.19 is: 4,577.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.10 : 7,831.53 = 3,317.19 : x
  2. Step 2: Convert to fraction form
    5,675.10/7,831.53 = 3,317.19/x
  3. Step 3: Cross multiply
    5,675.10x = 7,831.53 × 3,317.19
  4. Step 4: Simplify right side
    5,675.10x = 25,978,673.00
  5. Step 5: Solve for x
    x = 25,978,673.00/5,675.10
  6. Step 6: Final answer
    x = 4,577.66

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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.