Home / 1,529.41-2,298.60-1,271.08

Finding the Fourth Proportional to 1,529.41, 2,298.60 and 1,271.08

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Solution

The fourth proportional to 1,529.41, 2,298.60 and 1,271.08 is: 1,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.41 : 2,298.60 = 1,271.08 : x
  2. Step 2: Convert to fraction form
    1,529.41/2,298.60 = 1,271.08/x
  3. Step 3: Cross multiply
    1,529.41x = 2,298.60 × 1,271.08
  4. Step 4: Simplify right side
    1,529.41x = 2,921,704.49
  5. Step 5: Solve for x
    x = 2,921,704.49/1,529.41
  6. Step 6: Final answer
    x = 1,910.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.