Home / 10,676.07-14,730.18-7,319.91

Finding the Fourth Proportional to 10,676.07, 14,730.18 and 7,319.91

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Solution

The fourth proportional to 10,676.07, 14,730.18 and 7,319.91 is: 10,099.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676.07 : 14,730.18 = 7,319.91 : x
  2. Step 2: Convert to fraction form
    10,676.07/14,730.18 = 7,319.91/x
  3. Step 3: Cross multiply
    10,676.07x = 14,730.18 × 7,319.91
  4. Step 4: Simplify right side
    10,676.07x = 107,823,591.88
  5. Step 5: Solve for x
    x = 107,823,591.88/10,676.07
  6. Step 6: Final answer
    x = 10,099.56

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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.