Home / 4,038.65-5,573.15-2,270.21

Finding the Fourth Proportional to 4,038.65, 5,573.15 and 2,270.21

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Solution

The fourth proportional to 4,038.65, 5,573.15 and 2,270.21 is: 3,132.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.65 : 5,573.15 = 2,270.21 : x
  2. Step 2: Convert to fraction form
    4,038.65/5,573.15 = 2,270.21/x
  3. Step 3: Cross multiply
    4,038.65x = 5,573.15 × 2,270.21
  4. Step 4: Simplify right side
    4,038.65x = 12,652,181.64
  5. Step 5: Solve for x
    x = 12,652,181.64/4,038.65
  6. Step 6: Final answer
    x = 3,132.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.