Home / 4,301.92-6,450.36-3,077.20

Finding the Fourth Proportional to 4,301.92, 6,450.36 and 3,077.20

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Solution

The fourth proportional to 4,301.92, 6,450.36 and 3,077.20 is: 4,614.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,301.92 : 6,450.36 = 3,077.20 : x
  2. Step 2: Convert to fraction form
    4,301.92/6,450.36 = 3,077.20/x
  3. Step 3: Cross multiply
    4,301.92x = 6,450.36 × 3,077.20
  4. Step 4: Simplify right side
    4,301.92x = 19,849,047.79
  5. Step 5: Solve for x
    x = 19,849,047.79/4,301.92
  6. Step 6: Final answer
    x = 4,614.00

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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.