Home / 7,481.30-10,328.49-4,966.81

Finding the Fourth Proportional to 7,481.30, 10,328.49 and 4,966.81

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Solution

The fourth proportional to 7,481.30, 10,328.49 and 4,966.81 is: 6,857.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.30 : 10,328.49 = 4,966.81 : x
  2. Step 2: Convert to fraction form
    7,481.30/10,328.49 = 4,966.81/x
  3. Step 3: Cross multiply
    7,481.30x = 10,328.49 × 4,966.81
  4. Step 4: Simplify right side
    7,481.30x = 51,299,647.42
  5. Step 5: Solve for x
    x = 51,299,647.42/7,481.30
  6. Step 6: Final answer
    x = 6,857.05

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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.