Home / 2,457.08-3,390.68-1,462.40

Finding the Fourth Proportional to 2,457.08, 3,390.68 and 1,462.40

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Solution

The fourth proportional to 2,457.08, 3,390.68 and 1,462.40 is: 2,018.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.08 : 3,390.68 = 1,462.40 : x
  2. Step 2: Convert to fraction form
    2,457.08/3,390.68 = 1,462.40/x
  3. Step 3: Cross multiply
    2,457.08x = 3,390.68 × 1,462.40
  4. Step 4: Simplify right side
    2,457.08x = 4,958,506.17
  5. Step 5: Solve for x
    x = 4,958,506.17/2,457.08
  6. Step 6: Final answer
    x = 2,018.05

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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.