Home / 3,528.96-4,870.50-2,017.08

Finding the Fourth Proportional to 3,528.96, 4,870.50 and 2,017.08

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Solution

The fourth proportional to 3,528.96, 4,870.50 and 2,017.08 is: 2,783.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.96 : 4,870.50 = 2,017.08 : x
  2. Step 2: Convert to fraction form
    3,528.96/4,870.50 = 2,017.08/x
  3. Step 3: Cross multiply
    3,528.96x = 4,870.50 × 2,017.08
  4. Step 4: Simplify right side
    3,528.96x = 9,824,188.14
  5. Step 5: Solve for x
    x = 9,824,188.14/3,528.96
  6. Step 6: Final answer
    x = 2,783.88

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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.