Home / 3,206.23-4,787.96-3,042.20

Finding the Fourth Proportional to 3,206.23, 4,787.96 and 3,042.20

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Solution

The fourth proportional to 3,206.23, 4,787.96 and 3,042.20 is: 4,543.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.23 : 4,787.96 = 3,042.20 : x
  2. Step 2: Convert to fraction form
    3,206.23/4,787.96 = 3,042.20/x
  3. Step 3: Cross multiply
    3,206.23x = 4,787.96 × 3,042.20
  4. Step 4: Simplify right side
    3,206.23x = 14,565,931.91
  5. Step 5: Solve for x
    x = 14,565,931.91/3,206.23
  6. Step 6: Final answer
    x = 4,543.01

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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.