Home / 4,507.37-6,220.14-2,490.78

Finding the Fourth Proportional to 4,507.37, 6,220.14 and 2,490.78

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Solution

The fourth proportional to 4,507.37, 6,220.14 and 2,490.78 is: 3,437.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.37 : 6,220.14 = 2,490.78 : x
  2. Step 2: Convert to fraction form
    4,507.37/6,220.14 = 2,490.78/x
  3. Step 3: Cross multiply
    4,507.37x = 6,220.14 × 2,490.78
  4. Step 4: Simplify right side
    4,507.37x = 15,492,999.42
  5. Step 5: Solve for x
    x = 15,492,999.42/4,507.37
  6. Step 6: Final answer
    x = 3,437.26

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Half scale
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Double scale
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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.