Home / 2,440.08-3,366.48-1,445.76

Finding the Fourth Proportional to 2,440.08, 3,366.48 and 1,445.76

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Solution

The fourth proportional to 2,440.08, 3,366.48 and 1,445.76 is: 1,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.08 : 3,366.48 = 1,445.76 : x
  2. Step 2: Convert to fraction form
    2,440.08/3,366.48 = 1,445.76/x
  3. Step 3: Cross multiply
    2,440.08x = 3,366.48 × 1,445.76
  4. Step 4: Simplify right side
    2,440.08x = 4,867,122.12
  5. Step 5: Solve for x
    x = 4,867,122.12/2,440.08
  6. Step 6: Final answer
    x = 1,994.66

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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.