Home / 4,190.56-6,285.80-2,547.56

Finding the Fourth Proportional to 4,190.56, 6,285.80 and 2,547.56

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Solution

The fourth proportional to 4,190.56, 6,285.80 and 2,547.56 is: 3,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.56 : 6,285.80 = 2,547.56 : x
  2. Step 2: Convert to fraction form
    4,190.56/6,285.80 = 2,547.56/x
  3. Step 3: Cross multiply
    4,190.56x = 6,285.80 × 2,547.56
  4. Step 4: Simplify right side
    4,190.56x = 16,013,452.65
  5. Step 5: Solve for x
    x = 16,013,452.65/4,190.56
  6. Step 6: Final answer
    x = 3,821.32

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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.