Home / 4,323.10-6,484.65-1,983.10

Finding the Fourth Proportional to 4,323.10, 6,484.65 and 1,983.10

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Solution

The fourth proportional to 4,323.10, 6,484.65 and 1,983.10 is: 2,974.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,323.10 : 6,484.65 = 1,983.10 : x
  2. Step 2: Convert to fraction form
    4,323.10/6,484.65 = 1,983.10/x
  3. Step 3: Cross multiply
    4,323.10x = 6,484.65 × 1,983.10
  4. Step 4: Simplify right side
    4,323.10x = 12,859,709.42
  5. Step 5: Solve for x
    x = 12,859,709.42/4,323.10
  6. Step 6: Final answer
    x = 2,974.65

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Similar ratio
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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.