Home / 5,397.37-7,448.36-3,039.53

Finding the Fourth Proportional to 5,397.37, 7,448.36 and 3,039.53

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Solution

The fourth proportional to 5,397.37, 7,448.36 and 3,039.53 is: 4,194.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.37 : 7,448.36 = 3,039.53 : x
  2. Step 2: Convert to fraction form
    5,397.37/7,448.36 = 3,039.53/x
  3. Step 3: Cross multiply
    5,397.37x = 7,448.36 × 3,039.53
  4. Step 4: Simplify right side
    5,397.37x = 22,639,461.23
  5. Step 5: Solve for x
    x = 22,639,461.23/5,397.37
  6. Step 6: Final answer
    x = 4,194.54

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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.