Home / 2,389.40-3,298.48-1,594.04

Finding the Fourth Proportional to 2,389.40, 3,298.48 and 1,594.04

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Solution

The fourth proportional to 2,389.40, 3,298.48 and 1,594.04 is: 2,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389.40 : 3,298.48 = 1,594.04 : x
  2. Step 2: Convert to fraction form
    2,389.40/3,298.48 = 1,594.04/x
  3. Step 3: Cross multiply
    2,389.40x = 3,298.48 × 1,594.04
  4. Step 4: Simplify right side
    2,389.40x = 5,257,909.06
  5. Step 5: Solve for x
    x = 5,257,909.06/2,389.40
  6. Step 6: Final answer
    x = 2,200.51

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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.