Home / 5,373.33-7,415.19-3,015.47

Finding the Fourth Proportional to 5,373.33, 7,415.19 and 3,015.47

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Solution

The fourth proportional to 5,373.33, 7,415.19 and 3,015.47 is: 4,161.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.33 : 7,415.19 = 3,015.47 : x
  2. Step 2: Convert to fraction form
    5,373.33/7,415.19 = 3,015.47/x
  3. Step 3: Cross multiply
    5,373.33x = 7,415.19 × 3,015.47
  4. Step 4: Simplify right side
    5,373.33x = 22,360,301.53
  5. Step 5: Solve for x
    x = 22,360,301.53/5,373.33
  6. Step 6: Final answer
    x = 4,161.35

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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.