Home / 2,529.28-3,490.03-1,410.24

Finding the Fourth Proportional to 2,529.28, 3,490.03 and 1,410.24

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Solution

The fourth proportional to 2,529.28, 3,490.03 and 1,410.24 is: 1,945.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.28 : 3,490.03 = 1,410.24 : x
  2. Step 2: Convert to fraction form
    2,529.28/3,490.03 = 1,410.24/x
  3. Step 3: Cross multiply
    2,529.28x = 3,490.03 × 1,410.24
  4. Step 4: Simplify right side
    2,529.28x = 4,921,779.91
  5. Step 5: Solve for x
    x = 4,921,779.91/2,529.28
  6. Step 6: Final answer
    x = 1,945.92

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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.