Home / 11,023.02-15,211.87-5,987.32

Finding the Fourth Proportional to 11,023.02, 15,211.87 and 5,987.32

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Solution

The fourth proportional to 11,023.02, 15,211.87 and 5,987.32 is: 8,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.02 : 15,211.87 = 5,987.32 : x
  2. Step 2: Convert to fraction form
    11,023.02/15,211.87 = 5,987.32/x
  3. Step 3: Cross multiply
    11,023.02x = 15,211.87 × 5,987.32
  4. Step 4: Simplify right side
    11,023.02x = 91,078,280.49
  5. Step 5: Solve for x
    x = 91,078,280.49/11,023.02
  6. Step 6: Final answer
    x = 8,262.55

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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.