Home / 1,508.70-2,257.02-1,305.48

Finding the Fourth Proportional to 1,508.70, 2,257.02 and 1,305.48

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Solution

The fourth proportional to 1,508.70, 2,257.02 and 1,305.48 is: 1,953.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508.70 : 2,257.02 = 1,305.48 : x
  2. Step 2: Convert to fraction form
    1,508.70/2,257.02 = 1,305.48/x
  3. Step 3: Cross multiply
    1,508.70x = 2,257.02 × 1,305.48
  4. Step 4: Simplify right side
    1,508.70x = 2,946,494.47
  5. Step 5: Solve for x
    x = 2,946,494.47/1,508.70
  6. Step 6: Final answer
    x = 1,953.00

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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.