Home / 2,495.07-3,442.70-1,500.80

Finding the Fourth Proportional to 2,495.07, 3,442.70 and 1,500.80

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Solution

The fourth proportional to 2,495.07, 3,442.70 and 1,500.80 is: 2,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.07 : 3,442.70 = 1,500.80 : x
  2. Step 2: Convert to fraction form
    2,495.07/3,442.70 = 1,500.80/x
  3. Step 3: Cross multiply
    2,495.07x = 3,442.70 × 1,500.80
  4. Step 4: Simplify right side
    2,495.07x = 5,166,790.70
  5. Step 5: Solve for x
    x = 5,166,790.70/2,495.07
  6. Step 6: Final answer
    x = 2,070.80

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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.