Home / 2,558.08-3,529.56-1,510.30

Finding the Fourth Proportional to 2,558.08, 3,529.56 and 1,510.30

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Solution

The fourth proportional to 2,558.08, 3,529.56 and 1,510.30 is: 2,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.08 : 3,529.56 = 1,510.30 : x
  2. Step 2: Convert to fraction form
    2,558.08/3,529.56 = 1,510.30/x
  3. Step 3: Cross multiply
    2,558.08x = 3,529.56 × 1,510.30
  4. Step 4: Simplify right side
    2,558.08x = 5,330,694.47
  5. Step 5: Solve for x
    x = 5,330,694.47/2,558.08
  6. Step 6: Final answer
    x = 2,083.87

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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.