Home / 2,442.17-3,370.09-1,433.74

Finding the Fourth Proportional to 2,442.17, 3,370.09 and 1,433.74

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Solution

The fourth proportional to 2,442.17, 3,370.09 and 1,433.74 is: 1,978.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.17 : 3,370.09 = 1,433.74 : x
  2. Step 2: Convert to fraction form
    2,442.17/3,370.09 = 1,433.74/x
  3. Step 3: Cross multiply
    2,442.17x = 3,370.09 × 1,433.74
  4. Step 4: Simplify right side
    2,442.17x = 4,831,815.99
  5. Step 5: Solve for x
    x = 4,831,815.99/2,442.17
  6. Step 6: Final answer
    x = 1,978.50

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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.