Home / 5,474.54-7,555.05-3,116.84

Finding the Fourth Proportional to 5,474.54, 7,555.05 and 3,116.84

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Solution

The fourth proportional to 5,474.54, 7,555.05 and 3,116.84 is: 4,301.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.54 : 7,555.05 = 3,116.84 : x
  2. Step 2: Convert to fraction form
    5,474.54/7,555.05 = 3,116.84/x
  3. Step 3: Cross multiply
    5,474.54x = 7,555.05 × 3,116.84
  4. Step 4: Simplify right side
    5,474.54x = 23,547,844.27
  5. Step 5: Solve for x
    x = 23,547,844.27/5,474.54
  6. Step 6: Final answer
    x = 4,301.34

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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.