Home / 2,548.19-3,516.47-1,429.41

Finding the Fourth Proportional to 2,548.19, 3,516.47 and 1,429.41

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Solution

The fourth proportional to 2,548.19, 3,516.47 and 1,429.41 is: 1,972.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.19 : 3,516.47 = 1,429.41 : x
  2. Step 2: Convert to fraction form
    2,548.19/3,516.47 = 1,429.41/x
  3. Step 3: Cross multiply
    2,548.19x = 3,516.47 × 1,429.41
  4. Step 4: Simplify right side
    2,548.19x = 5,026,477.38
  5. Step 5: Solve for x
    x = 5,026,477.38/2,548.19
  6. Step 6: Final answer
    x = 1,972.57

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Half scale
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Double scale
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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.