Home / 4,712.90-6,503.78-2,617.04

Finding the Fourth Proportional to 4,712.90, 6,503.78 and 2,617.04

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Solution

The fourth proportional to 4,712.90, 6,503.78 and 2,617.04 is: 3,611.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.90 : 6,503.78 = 2,617.04 : x
  2. Step 2: Convert to fraction form
    4,712.90/6,503.78 = 2,617.04/x
  3. Step 3: Cross multiply
    4,712.90x = 6,503.78 × 2,617.04
  4. Step 4: Simplify right side
    4,712.90x = 17,020,652.41
  5. Step 5: Solve for x
    x = 17,020,652.41/4,712.90
  6. Step 6: Final answer
    x = 3,611.50

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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.