Home / 1,607.24-2,411.38-683.58

Finding the Fourth Proportional to 1,607.24, 2,411.38 and 683.58

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Solution

The fourth proportional to 1,607.24, 2,411.38 and 683.58 is: 1,025.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607.24 : 2,411.38 = 683.58 : x
  2. Step 2: Convert to fraction form
    1,607.24/2,411.38 = 683.58/x
  3. Step 3: Cross multiply
    1,607.24x = 2,411.38 × 683.58
  4. Step 4: Simplify right side
    1,607.24x = 1,648,365.04
  5. Step 5: Solve for x
    x = 1,648,365.04/1,607.24
  6. Step 6: Final answer
    x = 1,025.59

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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.