Home / 8,889.24-12,267.10-4,910.34

Finding the Fourth Proportional to 8,889.24, 12,267.10 and 4,910.34

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Solution

The fourth proportional to 8,889.24, 12,267.10 and 4,910.34 is: 6,776.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.24 : 12,267.10 = 4,910.34 : x
  2. Step 2: Convert to fraction form
    8,889.24/12,267.10 = 4,910.34/x
  3. Step 3: Cross multiply
    8,889.24x = 12,267.10 × 4,910.34
  4. Step 4: Simplify right side
    8,889.24x = 60,235,631.81
  5. Step 5: Solve for x
    x = 60,235,631.81/8,889.24
  6. Step 6: Final answer
    x = 6,776.24

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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.