Home / 2,948.07-4,063.44-2,528.90

Finding the Fourth Proportional to 2,948.07, 4,063.44 and 2,528.90

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Solution

The fourth proportional to 2,948.07, 4,063.44 and 2,528.90 is: 3,485.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.07 : 4,063.44 = 2,528.90 : x
  2. Step 2: Convert to fraction form
    2,948.07/4,063.44 = 2,528.90/x
  3. Step 3: Cross multiply
    2,948.07x = 4,063.44 × 2,528.90
  4. Step 4: Simplify right side
    2,948.07x = 10,276,033.42
  5. Step 5: Solve for x
    x = 10,276,033.42/2,948.07
  6. Step 6: Final answer
    x = 3,485.68

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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.