Home / 2,529.02-3,490.07-1,410.05

Finding the Fourth Proportional to 2,529.02, 3,490.07 and 1,410.05

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Solution

The fourth proportional to 2,529.02, 3,490.07 and 1,410.05 is: 1,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.02 : 3,490.07 = 1,410.05 : x
  2. Step 2: Convert to fraction form
    2,529.02/3,490.07 = 1,410.05/x
  3. Step 3: Cross multiply
    2,529.02x = 3,490.07 × 1,410.05
  4. Step 4: Simplify right side
    2,529.02x = 4,921,173.20
  5. Step 5: Solve for x
    x = 4,921,173.20/2,529.02
  6. Step 6: Final answer
    x = 1,945.89

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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.