Home / 11,118.16-15,342.93-6,082.32

Finding the Fourth Proportional to 11,118.16, 15,342.93 and 6,082.32

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Solution

The fourth proportional to 11,118.16, 15,342.93 and 6,082.32 is: 8,393.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.16 : 15,342.93 = 6,082.32 : x
  2. Step 2: Convert to fraction form
    11,118.16/15,342.93 = 6,082.32/x
  3. Step 3: Cross multiply
    11,118.16x = 15,342.93 × 6,082.32
  4. Step 4: Simplify right side
    11,118.16x = 93,320,617.60
  5. Step 5: Solve for x
    x = 93,320,617.60/11,118.16
  6. Step 6: Final answer
    x = 8,393.53

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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.