Home / 3,531.06-4,870.45-2,204.28

Finding the Fourth Proportional to 3,531.06, 4,870.45 and 2,204.28

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Solution

The fourth proportional to 3,531.06, 4,870.45 and 2,204.28 is: 3,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.06 : 4,870.45 = 2,204.28 : x
  2. Step 2: Convert to fraction form
    3,531.06/4,870.45 = 2,204.28/x
  3. Step 3: Cross multiply
    3,531.06x = 4,870.45 × 2,204.28
  4. Step 4: Simplify right side
    3,531.06x = 10,735,835.53
  5. Step 5: Solve for x
    x = 10,735,835.53/3,531.06
  6. Step 6: Final answer
    x = 3,040.40

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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.