Home / 1,494.08-2,230.19-1,385.67

Finding the Fourth Proportional to 1,494.08, 2,230.19 and 1,385.67

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Solution

The fourth proportional to 1,494.08, 2,230.19 and 1,385.67 is: 2,068.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494.08 : 2,230.19 = 1,385.67 : x
  2. Step 2: Convert to fraction form
    1,494.08/2,230.19 = 1,385.67/x
  3. Step 3: Cross multiply
    1,494.08x = 2,230.19 × 1,385.67
  4. Step 4: Simplify right side
    1,494.08x = 3,090,310.84
  5. Step 5: Solve for x
    x = 3,090,310.84/1,494.08
  6. Step 6: Final answer
    x = 2,068.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.