Home / 4,857.23-7,286.56-1,570.46

Finding the Fourth Proportional to 4,857.23, 7,286.56 and 1,570.46

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Solution

The fourth proportional to 4,857.23, 7,286.56 and 1,570.46 is: 2,355.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.23 : 7,286.56 = 1,570.46 : x
  2. Step 2: Convert to fraction form
    4,857.23/7,286.56 = 1,570.46/x
  3. Step 3: Cross multiply
    4,857.23x = 7,286.56 × 1,570.46
  4. Step 4: Simplify right side
    4,857.23x = 11,443,210.66
  5. Step 5: Solve for x
    x = 11,443,210.66/4,857.23
  6. Step 6: Final answer
    x = 2,355.91

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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.