Home / 5,445.61-7,514.41-3,055.03

Finding the Fourth Proportional to 5,445.61, 7,514.41 and 3,055.03

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Solution

The fourth proportional to 5,445.61, 7,514.41 and 3,055.03 is: 4,215.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.61 : 7,514.41 = 3,055.03 : x
  2. Step 2: Convert to fraction form
    5,445.61/7,514.41 = 3,055.03/x
  3. Step 3: Cross multiply
    5,445.61x = 7,514.41 × 3,055.03
  4. Step 4: Simplify right side
    5,445.61x = 22,956,732.71
  5. Step 5: Solve for x
    x = 22,956,732.71/5,445.61
  6. Step 6: Final answer
    x = 4,215.64

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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.