Home / 2,529.24-3,490.32-1,410.28

Finding the Fourth Proportional to 2,529.24, 3,490.32 and 1,410.28

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Solution

The fourth proportional to 2,529.24, 3,490.32 and 1,410.28 is: 1,946.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.24 : 3,490.32 = 1,410.28 : x
  2. Step 2: Convert to fraction form
    2,529.24/3,490.32 = 1,410.28/x
  3. Step 3: Cross multiply
    2,529.24x = 3,490.32 × 1,410.28
  4. Step 4: Simplify right side
    2,529.24x = 4,922,328.49
  5. Step 5: Solve for x
    x = 4,922,328.49/2,529.24
  6. Step 6: Final answer
    x = 1,946.17

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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.