Home / 2,402.96-3,316.60-1,518.20

Finding the Fourth Proportional to 2,402.96, 3,316.60 and 1,518.20

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Solution

The fourth proportional to 2,402.96, 3,316.60 and 1,518.20 is: 2,095.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.96 : 3,316.60 = 1,518.20 : x
  2. Step 2: Convert to fraction form
    2,402.96/3,316.60 = 1,518.20/x
  3. Step 3: Cross multiply
    2,402.96x = 3,316.60 × 1,518.20
  4. Step 4: Simplify right side
    2,402.96x = 5,035,262.12
  5. Step 5: Solve for x
    x = 5,035,262.12/2,402.96
  6. Step 6: Final answer
    x = 2,095.44

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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.