Home / 2,280.10-3,417.26-1,110.38

Finding the Fourth Proportional to 2,280.10, 3,417.26 and 1,110.38

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Solution

The fourth proportional to 2,280.10, 3,417.26 and 1,110.38 is: 1,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280.10 : 3,417.26 = 1,110.38 : x
  2. Step 2: Convert to fraction form
    2,280.10/3,417.26 = 1,110.38/x
  3. Step 3: Cross multiply
    2,280.10x = 3,417.26 × 1,110.38
  4. Step 4: Simplify right side
    2,280.10x = 3,794,457.16
  5. Step 5: Solve for x
    x = 3,794,457.16/2,280.10
  6. Step 6: Final answer
    x = 1,664.16

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1.5x scale

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.