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Finding the Fourth Proportional to 3,348.64, 5,040.55 and 3,053.32

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Solution

The fourth proportional to 3,348.64, 5,040.55 and 3,053.32 is: 4,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.64 : 5,040.55 = 3,053.32 : x
  2. Step 2: Convert to fraction form
    3,348.64/5,040.55 = 3,053.32/x
  3. Step 3: Cross multiply
    3,348.64x = 5,040.55 × 3,053.32
  4. Step 4: Simplify right side
    3,348.64x = 15,390,412.13
  5. Step 5: Solve for x
    x = 15,390,412.13/3,348.64
  6. Step 6: Final answer
    x = 4,596.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.