Home / 2,285.74-3,155.34-1,500.04

Finding the Fourth Proportional to 2,285.74, 3,155.34 and 1,500.04

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Solution

The fourth proportional to 2,285.74, 3,155.34 and 1,500.04 is: 2,070.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.74 : 3,155.34 = 1,500.04 : x
  2. Step 2: Convert to fraction form
    2,285.74/3,155.34 = 1,500.04/x
  3. Step 3: Cross multiply
    2,285.74x = 3,155.34 × 1,500.04
  4. Step 4: Simplify right side
    2,285.74x = 4,733,136.21
  5. Step 5: Solve for x
    x = 4,733,136.21/2,285.74
  6. Step 6: Final answer
    x = 2,070.72

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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.