Home / 4,740.87-7,107.20-2,547.03

Finding the Fourth Proportional to 4,740.87, 7,107.20 and 2,547.03

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Solution

The fourth proportional to 4,740.87, 7,107.20 and 2,547.03 is: 3,818.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.87 : 7,107.20 = 2,547.03 : x
  2. Step 2: Convert to fraction form
    4,740.87/7,107.20 = 2,547.03/x
  3. Step 3: Cross multiply
    4,740.87x = 7,107.20 × 2,547.03
  4. Step 4: Simplify right side
    4,740.87x = 18,102,238.88
  5. Step 5: Solve for x
    x = 18,102,238.88/4,740.87
  6. Step 6: Final answer
    x = 3,818.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.