Home / 7,563.06-10,422.28-5,676.77

Finding the Fourth Proportional to 7,563.06, 10,422.28 and 5,676.77

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Solution

The fourth proportional to 7,563.06, 10,422.28 and 5,676.77 is: 7,822.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563.06 : 10,422.28 = 5,676.77 : x
  2. Step 2: Convert to fraction form
    7,563.06/10,422.28 = 5,676.77/x
  3. Step 3: Cross multiply
    7,563.06x = 10,422.28 × 5,676.77
  4. Step 4: Simplify right side
    7,563.06x = 59,164,886.44
  5. Step 5: Solve for x
    x = 59,164,886.44/7,563.06
  6. Step 6: Final answer
    x = 7,822.88

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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.