Home / 9,183.30-12,673.07-5,406.47

Finding the Fourth Proportional to 9,183.30, 12,673.07 and 5,406.47

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Solution

The fourth proportional to 9,183.30, 12,673.07 and 5,406.47 is: 7,461.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.30 : 12,673.07 = 5,406.47 : x
  2. Step 2: Convert to fraction form
    9,183.30/12,673.07 = 5,406.47/x
  3. Step 3: Cross multiply
    9,183.30x = 12,673.07 × 5,406.47
  4. Step 4: Simplify right side
    9,183.30x = 68,516,572.76
  5. Step 5: Solve for x
    x = 68,516,572.76/9,183.30
  6. Step 6: Final answer
    x = 7,461.00

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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.