Home / 4,207.80-6,312.62-1,246.01

Finding the Fourth Proportional to 4,207.80, 6,312.62 and 1,246.01

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Solution

The fourth proportional to 4,207.80, 6,312.62 and 1,246.01 is: 1,869.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.80 : 6,312.62 = 1,246.01 : x
  2. Step 2: Convert to fraction form
    4,207.80/6,312.62 = 1,246.01/x
  3. Step 3: Cross multiply
    4,207.80x = 6,312.62 × 1,246.01
  4. Step 4: Simplify right side
    4,207.80x = 7,865,587.65
  5. Step 5: Solve for x
    x = 7,865,587.65/4,207.80
  6. Step 6: Final answer
    x = 1,869.29

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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.