Home / 1,598.20-2,200.26-1,442.37

Finding the Fourth Proportional to 1,598.20, 2,200.26 and 1,442.37

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Solution

The fourth proportional to 1,598.20, 2,200.26 and 1,442.37 is: 1,985.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.20 : 2,200.26 = 1,442.37 : x
  2. Step 2: Convert to fraction form
    1,598.20/2,200.26 = 1,442.37/x
  3. Step 3: Cross multiply
    1,598.20x = 2,200.26 × 1,442.37
  4. Step 4: Simplify right side
    1,598.20x = 3,173,602.68
  5. Step 5: Solve for x
    x = 3,173,602.68/1,598.20
  6. Step 6: Final answer
    x = 1,985.74

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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.