Home / 2,917.12-4,024.74-2,636.46

Finding the Fourth Proportional to 2,917.12, 4,024.74 and 2,636.46

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Solution

The fourth proportional to 2,917.12, 4,024.74 and 2,636.46 is: 3,637.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.12 : 4,024.74 = 2,636.46 : x
  2. Step 2: Convert to fraction form
    2,917.12/4,024.74 = 2,636.46/x
  3. Step 3: Cross multiply
    2,917.12x = 4,024.74 × 2,636.46
  4. Step 4: Simplify right side
    2,917.12x = 10,611,066.02
  5. Step 5: Solve for x
    x = 10,611,066.02/2,917.12
  6. Step 6: Final answer
    x = 3,637.51

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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.