Home / 4,303.30-6,411.70-4,020.42

Finding the Fourth Proportional to 4,303.30, 6,411.70 and 4,020.42

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Solution

The fourth proportional to 4,303.30, 6,411.70 and 4,020.42 is: 5,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,303.30 : 6,411.70 = 4,020.42 : x
  2. Step 2: Convert to fraction form
    4,303.30/6,411.70 = 4,020.42/x
  3. Step 3: Cross multiply
    4,303.30x = 6,411.70 × 4,020.42
  4. Step 4: Simplify right side
    4,303.30x = 25,777,726.91
  5. Step 5: Solve for x
    x = 25,777,726.91/4,303.30
  6. Step 6: Final answer
    x = 5,990.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.