Home / 2,959.48-4,429.70-1,570.84

Finding the Fourth Proportional to 2,959.48, 4,429.70 and 1,570.84

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Solution

The fourth proportional to 2,959.48, 4,429.70 and 1,570.84 is: 2,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.48 : 4,429.70 = 1,570.84 : x
  2. Step 2: Convert to fraction form
    2,959.48/4,429.70 = 1,570.84/x
  3. Step 3: Cross multiply
    2,959.48x = 4,429.70 × 1,570.84
  4. Step 4: Simplify right side
    2,959.48x = 6,958,349.95
  5. Step 5: Solve for x
    x = 6,958,349.95/2,959.48
  6. Step 6: Final answer
    x = 2,351.21

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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.