Home / 4,507.92-6,220.84-2,740.10

Finding the Fourth Proportional to 4,507.92, 6,220.84 and 2,740.10

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Solution

The fourth proportional to 4,507.92, 6,220.84 and 2,740.10 is: 3,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.92 : 6,220.84 = 2,740.10 : x
  2. Step 2: Convert to fraction form
    4,507.92/6,220.84 = 2,740.10/x
  3. Step 3: Cross multiply
    4,507.92x = 6,220.84 × 2,740.10
  4. Step 4: Simplify right side
    4,507.92x = 17,045,730.60
  5. Step 5: Solve for x
    x = 17,045,730.60/4,507.92
  6. Step 6: Final answer
    x = 3,781.28

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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.