Home / 3,528.44-4,870.86-2,647.16

Finding the Fourth Proportional to 3,528.44, 4,870.86 and 2,647.16

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Solution

The fourth proportional to 3,528.44, 4,870.86 and 2,647.16 is: 3,654.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.44 : 4,870.86 = 2,647.16 : x
  2. Step 2: Convert to fraction form
    3,528.44/4,870.86 = 2,647.16/x
  3. Step 3: Cross multiply
    3,528.44x = 4,870.86 × 2,647.16
  4. Step 4: Simplify right side
    3,528.44x = 12,893,945.76
  5. Step 5: Solve for x
    x = 12,893,945.76/3,528.44
  6. Step 6: Final answer
    x = 3,654.29

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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.