Home / 4,305.08-6,456.70-1,964.42

Finding the Fourth Proportional to 4,305.08, 6,456.70 and 1,964.42

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Solution

The fourth proportional to 4,305.08, 6,456.70 and 1,964.42 is: 2,946.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.08 : 6,456.70 = 1,964.42 : x
  2. Step 2: Convert to fraction form
    4,305.08/6,456.70 = 1,964.42/x
  3. Step 3: Cross multiply
    4,305.08x = 6,456.70 × 1,964.42
  4. Step 4: Simplify right side
    4,305.08x = 12,683,670.61
  5. Step 5: Solve for x
    x = 12,683,670.61/4,305.08
  6. Step 6: Final answer
    x = 2,946.21

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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.