Home / 11,393.46-15,718.77-6,676.02

Finding the Fourth Proportional to 11,393.46, 15,718.77 and 6,676.02

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Solution

The fourth proportional to 11,393.46, 15,718.77 and 6,676.02 is: 9,210.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393.46 : 15,718.77 = 6,676.02 : x
  2. Step 2: Convert to fraction form
    11,393.46/15,718.77 = 6,676.02/x
  3. Step 3: Cross multiply
    11,393.46x = 15,718.77 × 6,676.02
  4. Step 4: Simplify right side
    11,393.46x = 104,938,822.90
  5. Step 5: Solve for x
    x = 104,938,822.90/11,393.46
  6. Step 6: Final answer
    x = 9,210.44

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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.