Home / 2,402.10-3,598.34-1,909.31

Finding the Fourth Proportional to 2,402.10, 3,598.34 and 1,909.31

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Solution

The fourth proportional to 2,402.10, 3,598.34 and 1,909.31 is: 2,860.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.10 : 3,598.34 = 1,909.31 : x
  2. Step 2: Convert to fraction form
    2,402.10/3,598.34 = 1,909.31/x
  3. Step 3: Cross multiply
    2,402.10x = 3,598.34 × 1,909.31
  4. Step 4: Simplify right side
    2,402.10x = 6,870,319.01
  5. Step 5: Solve for x
    x = 6,870,319.01/2,402.10
  6. Step 6: Final answer
    x = 2,860.13

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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.