Home / 2,457.13-3,686.41-1,417.87

Finding the Fourth Proportional to 2,457.13, 3,686.41 and 1,417.87

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Solution

The fourth proportional to 2,457.13, 3,686.41 and 1,417.87 is: 2,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.13 : 3,686.41 = 1,417.87 : x
  2. Step 2: Convert to fraction form
    2,457.13/3,686.41 = 1,417.87/x
  3. Step 3: Cross multiply
    2,457.13x = 3,686.41 × 1,417.87
  4. Step 4: Simplify right side
    2,457.13x = 5,226,850.15
  5. Step 5: Solve for x
    x = 5,226,850.15/2,457.13
  6. Step 6: Final answer
    x = 2,127.22

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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.