Home / 10,218.34-15,305.91-4,676.32

Finding the Fourth Proportional to 10,218.34, 15,305.91 and 4,676.32

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Solution

The fourth proportional to 10,218.34, 15,305.91 and 4,676.32 is: 7,004.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,218.34 : 15,305.91 = 4,676.32 : x
  2. Step 2: Convert to fraction form
    10,218.34/15,305.91 = 4,676.32/x
  3. Step 3: Cross multiply
    10,218.34x = 15,305.91 × 4,676.32
  4. Step 4: Simplify right side
    10,218.34x = 71,575,333.05
  5. Step 5: Solve for x
    x = 71,575,333.05/10,218.34
  6. Step 6: Final answer
    x = 7,004.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.