Home / 2,508.01-3,461.16-1,388.94

Finding the Fourth Proportional to 2,508.01, 3,461.16 and 1,388.94

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Solution

The fourth proportional to 2,508.01, 3,461.16 and 1,388.94 is: 1,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.01 : 3,461.16 = 1,388.94 : x
  2. Step 2: Convert to fraction form
    2,508.01/3,461.16 = 1,388.94/x
  3. Step 3: Cross multiply
    2,508.01x = 3,461.16 × 1,388.94
  4. Step 4: Simplify right side
    2,508.01x = 4,807,343.57
  5. Step 5: Solve for x
    x = 4,807,343.57/2,508.01
  6. Step 6: Final answer
    x = 1,916.80

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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.