Home / 5,470.44-7,548.96-3,345.22

Finding the Fourth Proportional to 5,470.44, 7,548.96 and 3,345.22

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Solution

The fourth proportional to 5,470.44, 7,548.96 and 3,345.22 is: 4,616.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.44 : 7,548.96 = 3,345.22 : x
  2. Step 2: Convert to fraction form
    5,470.44/7,548.96 = 3,345.22/x
  3. Step 3: Cross multiply
    5,470.44x = 7,548.96 × 3,345.22
  4. Step 4: Simplify right side
    5,470.44x = 25,252,931.97
  5. Step 5: Solve for x
    x = 25,252,931.97/5,470.44
  6. Step 6: Final answer
    x = 4,616.25

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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.