Home / 5,204.76-7,180.56-3,316.01

Finding the Fourth Proportional to 5,204.76, 7,180.56 and 3,316.01

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Solution

The fourth proportional to 5,204.76, 7,180.56 and 3,316.01 is: 4,574.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.76 : 7,180.56 = 3,316.01 : x
  2. Step 2: Convert to fraction form
    5,204.76/7,180.56 = 3,316.01/x
  3. Step 3: Cross multiply
    5,204.76x = 7,180.56 × 3,316.01
  4. Step 4: Simplify right side
    5,204.76x = 23,810,777.51
  5. Step 5: Solve for x
    x = 23,810,777.51/5,204.76
  6. Step 6: Final answer
    x = 4,574.81

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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.