Home / 11,274.48-15,559.32-6,305.52

Finding the Fourth Proportional to 11,274.48, 15,559.32 and 6,305.52

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Solution

The fourth proportional to 11,274.48, 15,559.32 and 6,305.52 is: 8,701.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.48 : 15,559.32 = 6,305.52 : x
  2. Step 2: Convert to fraction form
    11,274.48/15,559.32 = 6,305.52/x
  3. Step 3: Cross multiply
    11,274.48x = 15,559.32 × 6,305.52
  4. Step 4: Simplify right side
    11,274.48x = 98,109,603.45
  5. Step 5: Solve for x
    x = 98,109,603.45/11,274.48
  6. Step 6: Final answer
    x = 8,701.92

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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.