Home / 9,325.72-13,987.38-2,752.60

Finding the Fourth Proportional to 9,325.72, 13,987.38 and 2,752.60

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Solution

The fourth proportional to 9,325.72, 13,987.38 and 2,752.60 is: 4,128.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.72 : 13,987.38 = 2,752.60 : x
  2. Step 2: Convert to fraction form
    9,325.72/13,987.38 = 2,752.60/x
  3. Step 3: Cross multiply
    9,325.72x = 13,987.38 × 2,752.60
  4. Step 4: Simplify right side
    9,325.72x = 38,501,662.19
  5. Step 5: Solve for x
    x = 38,501,662.19/9,325.72
  6. Step 6: Final answer
    x = 4,128.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.